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                        3911288
                    
                                            
                                - 
                                    Patent number 3,911,288
                                
 
                                - 
                                    Issue date Oct 7, 1975
                                
 
                        
                                                                
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                                    F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
                                 
                        
                 
             
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                        3819850
                    
                                            
                                - 
                                    Patent number 3,819,850
                                
 
                                - 
                                    Issue date Jun 25, 1974
                                
 
                        
                                                                
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                                    H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
                                 
                        
                 
             
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                        3717929
                    
                                            
                                - 
                                    Patent number 3,717,929
                                
 
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                                    Issue date Feb 27, 1973
                                
 
                        
                                                                
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                                    H01 - BASIC ELECTRIC ELEMENTS
                                 
                        
                 
             
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                        3649745
                    
                                            
                                - 
                                    Patent number 3,649,745
                                
 
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                                    Issue date Mar 14, 1972
                                
 
                        
                                                                
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                                    H01 - BASIC ELECTRIC ELEMENTS
                                 
                        
                 
             
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                        3626585
                    
                                            
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                                    Patent number 3,626,585
                                
 
                                - 
                                    Issue date Dec 14, 1971
                                
 
                        
                                                                
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                                    H01 - BASIC ELECTRIC ELEMENTS
                                 
                        
                 
             
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                        3550203
                    
                                            
                                - 
                                    Patent number 3,550,203
                                
 
                                - 
                                    Issue date Dec 29, 1970
                                
 
                        
                                                                
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                                    B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
                                 
                        
                 
             
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                        3546660
                    
                                            
                                - 
                                    Patent number 3,546,660
                                
 
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                                    Issue date Dec 8, 1970
                                
 
                        
                                                                
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                                    H01 - BASIC ELECTRIC ELEMENTS
                                 
                        
                 
             
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                        3517112
                    
                                            
                                - 
                                    Patent number 3,517,112
                                
 
                                - 
                                    Issue date Jun 23, 1970
                                
 
                        
                                                                
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                                    H01 - BASIC ELECTRIC ELEMENTS
                                 
                        
                 
             
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                        3507976
                    
                                            
                                - 
                                    Patent number 3,507,976
                                
 
                                - 
                                    Issue date Apr 21, 1970
                                
 
                        
                                                                
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                                    H01 - BASIC ELECTRIC ELEMENTS
                                 
                        
                 
             
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                        3492630
                    
                                            
                                - 
                                    Patent number 3,492,630
                                
 
                                - 
                                    Issue date Jan 27, 1970
                                
 
                        
                                                                
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                                    H01 - BASIC ELECTRIC ELEMENTS
                                 
                        
                 
             
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                        3452146
                    
                                            
                                - 
                                    Patent number 3,452,146
                                
 
                                - 
                                    Issue date Jun 24, 1969
                                
 
                        
                                                                
                                - 
                                        
                                    H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
                                 
                        
                 
             
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                        3444507
                    
                                            
                                - 
                                    Patent number 3,444,507
                                
 
                                - 
                                    Issue date May 13, 1969
                                
 
                        
                                                                
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                                    H01 - BASIC ELECTRIC ELEMENTS
                                 
                        
                 
             
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                        3428447
                    
                                            
                                - 
                                    Patent number 3,428,447
                                
 
                                - 
                                    Issue date Feb 18, 1969
                                
 
                        
                                                                
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                                    B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
                                 
                        
                 
             
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                        3417195
                    
                                            
                                - 
                                    Patent number 3,417,195
                                
 
                                - 
                                    Issue date Dec 17, 1968
                                
 
                        
                                                                
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                                    H01 - BASIC ELECTRIC ELEMENTS
                                 
                        
                 
             
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                        3399270
                    
                                            
                                - 
                                    Patent number 3,399,270
                                
 
                                - 
                                    Issue date Aug 27, 1968
                                
 
                        
                                                                
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                                    H01 - BASIC ELECTRIC ELEMENTS
                                 
                        
                 
             
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                        3389460
                    
                                            
                                - 
                                    Patent number 3,389,460
                                
 
                                - 
                                    Issue date Jun 25, 1968
                                
 
                        
                                                                
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                                    H01 - BASIC ELECTRIC ELEMENTS
                                 
                        
                 
             
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                        3370344
                    
                                            
                                - 
                                    Patent number 3,370,344
                                
 
                                - 
                                    Issue date Feb 27, 1968
                                
 
                        
                                                                
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                                    B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
                                 
                        
                 
             
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                        3369072
                    
                                            
                                - 
                                    Patent number 3,369,072
                                
 
                                - 
                                    Issue date Feb 13, 1968
                                
 
                        
                                                                
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                                    H01 - BASIC ELECTRIC ELEMENTS
                                 
                        
                 
             
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                        3368183
                    
                                            
                                - 
                                    Patent number 3,368,183
                                
 
                                - 
                                    Issue date Feb 6, 1968
                                
 
                        
                                                                
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                                    H01 - BASIC ELECTRIC ELEMENTS
                                 
                        
                 
             
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                        3349832
                    
                                            
                                - 
                                    Patent number 3,349,832
                                
 
                                - 
                                    Issue date Oct 31, 1967
                                
 
                        
                                                                
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                                    H01 - BASIC ELECTRIC ELEMENTS
                                 
                        
                 
             
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                        3347977
                    
                                            
                                - 
                                    Patent number 3,347,977
                                
 
                                - 
                                    Issue date Oct 17, 1967
                                
 
                        
                                                                
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                                    H01 - BASIC ELECTRIC ELEMENTS
                                 
                        
                 
             
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                        3346690
                    
                                            
                                - 
                                    Patent number 3,346,690
                                
 
                                - 
                                    Issue date Oct 10, 1967
                                
 
                        
                                                                
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                                    H01 - BASIC ELECTRIC ELEMENTS
                                 
                        
                 
             
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                        3345453
                    
                                            
                                - 
                                    Patent number 3,345,453
                                
 
                                - 
                                    Issue date Oct 3, 1967
                                
 
                        
                                                                
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                                    H01 - BASIC ELECTRIC ELEMENTS
                                 
                        
                 
             
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                        3333050
                    
                                            
                                - 
                                    Patent number 3,333,050
                                
 
                                - 
                                    Issue date Jul 25, 1967
                                
 
                        
                                                                
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                                    H01 - BASIC ELECTRIC ELEMENTS