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                        Valve
                    
                                            
                                - 
                                    Patent number 6,119,716
                                
 
                                - 
                                    Issue date Sep 19, 2000
                                
 
                        
                                            
                                - 
                                        
                                    Keystone Pacific Pty., Ltd.
                                 
                                - 
                                        
                                    Nigel  Wright
                                 
                        
                                            
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                                    F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
                                 
                        
                 
             
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                        Stopper system for vessel orifice
                    
                                            
                                - 
                                    Patent number 5,992,446
                                
 
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                                    Issue date Nov 30, 1999
                                
 
                        
                                            
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                                    Prometron Technics Corp.
                                 
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                                    Shuji  Tada
                                 
                        
                                            
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                                    F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
                                 
                        
                 
             
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                        Improved self-grinding valve
                    
                                            
                                - 
                                    Patent number 4,465,091
                                
 
                                - 
                                    Issue date Aug 14, 1984
                                
 
                        
                                            
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                                    Kaiser Aluminum & Chemical Corporation
                                 
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                                    Leander L. Keller
                                 
                        
                                            
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                                    F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
                                 
                        
                 
             
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                        Valve stem actuator
                    
                                            
                                - 
                                    Patent number 4,460,009
                                
 
                                - 
                                    Issue date Jul 17, 1984
                                
 
                        
                                            
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                                    Ralph A. Hiller Company
                                 
                                - 
                                        
                                    James R. Nanci
                                 
                        
                                            
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                                    F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
                                 
                        
                 
             
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                        Automated dual mode valve actuator
                    
                                            
                                - 
                                    Patent number 4,346,728
                                
 
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                                    Issue date Aug 31, 1982
                                
 
                        
                                            
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                                    Anchor/Darling Industries, Inc.
                                 
                                - 
                                        
                                    Harry E. Sulzer
                                 
                        
                                            
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                                    F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
                                 
                        
                 
             
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                        3311121
                    
                                            
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                                    Patent number 3,311,121
                                
 
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                                    Issue date Mar 28, 1967
                                
 
                        
                                                                
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                                    F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
                                 
                        
                 
             
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                        3220431
                    
                                            
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                                    Patent number 3,220,431
                                
 
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                                    Issue date Nov 30, 1965
                                
 
                        
                                                                
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                                    B24 - GRINDING POLISHING
                                 
                        
                 
             
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                        3126027
                    
                                            
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                                    Patent number 3,126,027
                                
 
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                                    Issue date Mar 24, 1964
                                
 
                        
                                                                
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                                    F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
                                 
                        
                 
             
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                        2595671
                    
                                            
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                                    Patent number 2,595,671
                                
 
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                                    Issue date May 6, 1952
                                
 
                        
                                                                
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                                    F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
                                 
                        
                 
             
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                        2238814
                    
                                            
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                                    Patent number 2,238,814
                                
 
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                                    Issue date Apr 15, 1941
                                
 
                        
                                                                
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                                    F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
                                 
                        
                 
             
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                        2192452
                    
                                            
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                                    Patent number 2,192,452
                                
 
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                                    Issue date Mar 5, 1940
                                
 
                        
                                                                
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                                    F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
                                 
                        
                 
             
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                        2177265
                    
                                            
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                                    Patent number 2,177,265
                                
 
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                                    Issue date Oct 24, 1939
                                
 
                        
                                                                
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                                    G05 - CONTROLLING REGULATING
                                 
                        
                 
             
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                        1775798
                    
                                            
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                                    Patent number 1,775,798
                                
 
                                - 
                                    Issue date Sep 16, 1930
                                
 
                        
                                                                
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                                    B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
                                 
                        
                 
             
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                        1770900
                    
                                            
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                                    Patent number 1,770,900
                                
 
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                                    Issue date Jul 22, 1930
                                
 
                        
                                                                
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                                    F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
                                 
                        
                 
             
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                        1693931
                    
                                            
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                                    Patent number 1,693,931
                                
 
                                - 
                                    Issue date Dec 4, 1928
                                
 
                        
                                                                
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                                    F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
                                 
                        
                 
             
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                        1501216
                    
                                            
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                                    Patent number 1,501,216
                                
 
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                                    Issue date Jul 15, 1924
                                
 
                        
                                                                
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                                    C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
                                 
                        
                 
             
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                        1476253
                    
                                            
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                                    Patent number 1,476,253
                                
 
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                                    Issue date Dec 4, 1923
                                
 
                        
                                                                
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                                    G05 - CONTROLLING REGULATING
                                 
                        
                 
             
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                        1260509
                    
                                            
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                                    Patent number 1,260,509
                                
 
                                - 
                                    Issue date Mar 26, 1918
                                
 
                        
                                                                
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                                    F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
                                 
                        
                 
             
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                        1228582
                    
                                            
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                                    Patent number 1,228,582
                                
 
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                                    Issue date Jun 5, 1917
                                
 
                        
                                                                
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                                    F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
                                 
                        
                 
             
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                        1227883
                    
                                            
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                                    Patent number 1,227,883
                                
 
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                                    Issue date May 29, 1917
                                
 
                        
                                                                
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                                    F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
                                 
                        
                 
             
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                        1021758
                    
                                            
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                                    Patent number 1,021,758
                                
 
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                                    Issue date Apr 2, 1912
                                
 
                        
                                                                
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                                    F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
                                 
                        
                 
             
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                        999861
                    
                                            
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                                    Patent number 999,861
                                
 
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                                    Issue date Aug 8, 1911
                                
 
                        
                                                                
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                                    F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
                                 
                        
                 
             
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                        980188
                    
                                            
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                                    Patent number 980,188
                                
 
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                                    Issue date Jan 3, 1911
                                
 
                        
                                                                
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                                    G01 - MEASURING TESTING
                                 
                        
                 
             
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                        945151
                    
                                            
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                                    Patent number 945,151
                                
 
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                                    Issue date Jan 4, 1910
                                
 
                        
                                                                
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                                    F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
                                 
                        
                 
             
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                        915648
                    
                                            
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                                    Patent number 915,648
                                
 
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                                    Issue date Mar 16, 1909
                                
 
                        
                                                                
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                                    F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
                                 
                        
                 
             
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                        856047
                    
                                            
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                                    Patent number 856,047
                                
 
                                - 
                                    Issue date Jun 4, 1907
                                
 
                        
                                                                
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                                    F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
                                 
                        
                 
             
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                        818485
                    
                                            
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                                    Patent number 818,485
                                
 
                                - 
                                    Issue date Apr 24, 1906
                                
 
                        
                                                                
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                                    F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...