- 
                
                
            
 
            - 
                
                
            
 
            - 
                
                
            
 
            - 
                
                
            
 
            - 
                
                
            
 
            - 
                
                
            
 
            - 
                
                
            
 
            - 
                
                
            
 
            - 
                
                
            
 
            - 
                
                
            
 
            - 
                
                
            
 
            - 
                
                
                    
                        3550330
                    
                                            
                                - 
                                    Patent number 3,550,330
                                
 
                                - 
                                    Issue date Dec 29, 1970
                                
 
                        
                                                                
                                - 
                                        
                                    B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
                                 
                        
                 
             
            - 
                
                
                    
                        3508462
                    
                                            
                                - 
                                    Patent number 3,508,462
                                
 
                                - 
                                    Issue date Apr 28, 1970
                                
 
                        
                                                                
                                - 
                                        
                                    B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
                                 
                        
                 
             
            - 
                
                
                    
                        3147535
                    
                                            
                                - 
                                    Patent number 3,147,535
                                
 
                                - 
                                    Issue date Sep 8, 1964
                                
 
                        
                                                                
                                - 
                                        
                                    B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
                                 
                        
                 
             
            - 
                
                
                    
                        3091059
                    
                                            
                                - 
                                    Patent number 3,091,059
                                
 
                                - 
                                    Issue date May 28, 1963
                                
 
                        
                                                                
                                - 
                                        
                                    B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
                                 
                        
                 
             
            - 
                
                
                    
                        3059544
                    
                                            
                                - 
                                    Patent number 3,059,544
                                
 
                                - 
                                    Issue date Oct 23, 1962
                                
 
                        
                                                                
                                - 
                                        
                                    B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
                                 
                        
                 
             
            - 
                
                
                    
                        3032933
                    
                                            
                                - 
                                    Patent number 3,032,933
                                
 
                                - 
                                    Issue date May 8, 1962
                                
 
                        
                                                                
                                - 
                                        
                                    B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
                                 
                        
                 
             
            - 
                
                
                    
                        2996847
                    
                                            
                                - 
                                    Patent number 2,996,847
                                
 
                                - 
                                    Issue date Aug 22, 1961
                                
 
                        
                                                                
                                - 
                                        
                                    B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
                                 
                        
                 
             
            - 
                
                
                    
                        2994989
                    
                                            
                                - 
                                    Patent number 2,994,989
                                
 
                                - 
                                    Issue date Aug 8, 1961
                                
 
                        
                                                                
                                - 
                                        
                                    B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
                                 
                        
                 
             
            - 
                
                
                    
                        2969621
                    
                                            
                                - 
                                    Patent number 2,969,621
                                
 
                                - 
                                    Issue date Jan 31, 1961
                                
 
                        
                                                                
                                - 
                                        
                                    B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
                                 
                        
                 
             
            - 
                
                
                    
                        2932923
                    
                                            
                                - 
                                    Patent number 2,932,923
                                
 
                                - 
                                    Issue date Apr 19, 1960
                                
 
                        
                                                                
                                - 
                                        
                                    B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
                                 
                        
                 
             
            - 
                
                
                    
                        2893173
                    
                                            
                                - 
                                    Patent number 2,893,173
                                
 
                                - 
                                    Issue date Jul 7, 1959
                                
 
                        
                                                                
                                - 
                                        
                                    B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
                                 
                        
                 
             
            - 
                
                
                    
                        2780146
                    
                                            
                                - 
                                    Patent number 2,780,146
                                
 
                                - 
                                    Issue date Feb 5, 1957
                                
 
                        
                                                                
                                - 
                                        
                                    B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
                                 
                        
                 
             
            - 
                
                
                    
                        2567090
                    
                                            
                                - 
                                    Patent number 2,567,090
                                
 
                                - 
                                    Issue date Sep 4, 1951
                                
 
                        
                                                                
                                - 
                                        
                                    B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
                                 
                        
                 
             
            - 
                
                
                    
                        2449354
                    
                                            
                                - 
                                    Patent number 2,449,354
                                
 
                                - 
                                    Issue date Sep 14, 1948
                                
 
                        
                                                                
                                - 
                                        
                                    B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
                                 
                        
                 
             
            - 
                
                
                    
                        2406009
                    
                                            
                                - 
                                    Patent number 2,406,009
                                
 
                                - 
                                    Issue date Aug 20, 1946
                                
 
                        
                                                                
                                - 
                                        
                                    B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
                                 
                        
                 
             
            - 
                
                
                    
                        2385650
                    
                                            
                                - 
                                    Patent number 2,385,650
                                
 
                                - 
                                    Issue date Sep 25, 1945
                                
 
                        
                                                                
                                - 
                                        
                                    B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
                                 
                        
                 
             
            - 
                
                
                    
                        2360235
                    
                                            
                                - 
                                    Patent number 2,360,235
                                
 
                                - 
                                    Issue date Oct 10, 1944
                                
 
                        
                                                                
                                - 
                                        
                                    B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
                                 
                        
                 
             
            - 
                
                
                    
                        2351842
                    
                                            
                                - 
                                    Patent number 2,351,842
                                
 
                                - 
                                    Issue date Jun 20, 1944
                                
 
                        
                                                                
                                - 
                                        
                                    B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
                                 
                        
                 
             
            - 
                
                
                    
                        2324242
                    
                                            
                                - 
                                    Patent number 2,324,242
                                
 
                                - 
                                    Issue date Jul 13, 1943
                                
 
                        
                                                                
                                - 
                                        
                                    B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR