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                        Portable rock crusher and scarifier
                    
                                            
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                                    Patent number 7,810,888
                                
 
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                                    Issue date Oct 12, 2010
                                
 
                        
                                            
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                                    Cedric J.  Clark
                                 
                        
                                            
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                                    B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
                                 
                        
                 
             
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                        Asphalt crushing apparatus
                    
                                            
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                                    Patent number 4,185,875
                                
 
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                                    Issue date Jan 29, 1980
                                
 
                        
                                            
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                                    CMI Corporation
                                 
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                                    George W. Swisher
                                 
                        
                                            
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                                    E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
                                 
                        
                 
             
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                        3162600
                    
                                            
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                                    Patent number 3,162,600
                                
 
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                                    Issue date Dec 22, 1964
                                
 
                        
                                                                
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                                    B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
                                 
                        
                 
             
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                        2909231
                    
                                            
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                                    Patent number 2,909,231
                                
 
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                                    Issue date Oct 20, 1959
                                
 
                        
                                                                
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                                    E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
                                 
                        
                 
             
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                        2905456
                    
                                            
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                                    Patent number 2,905,456
                                
 
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                                    Issue date Sep 22, 1959
                                
 
                        
                                                                
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                                    E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
                                 
                        
                 
             
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                        2768794
                    
                                            
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                                    Patent number 2,768,794
                                
 
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                                    Issue date Oct 30, 1956
                                
 
                        
                                                                
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                                    E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
                                 
                        
                 
             
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                        2618439
                    
                                            
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                                    Patent number 2,618,439
                                
 
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                                    Issue date Nov 18, 1952
                                
 
                        
                                                                
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                                    E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
                                 
                        
                 
             
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                        2585224
                    
                                            
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                                    Patent number 2,585,224
                                
 
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                                    Issue date Feb 12, 1952
                                
 
                        
                                                                
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                                    E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
                                 
                        
                 
             
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                        2539136
                    
                                            
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                                    Patent number 2,539,136
                                
 
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                                    Issue date Jan 23, 1951
                                
 
                        
                                                                
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                                    E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
                                 
                        
                 
             
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                        2296851
                    
                                            
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                                    Patent number 2,296,851
                                
 
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                                    Issue date Sep 29, 1942
                                
 
                        
                                                                
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                                    E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
                                 
                        
                 
             
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                        2114078
                    
                                            
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                                    Patent number 2,114,078
                                
 
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                                    Issue date Apr 12, 1938
                                
 
                        
                                                                
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                                    E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
                                 
                        
                 
             
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                        1848308
                    
                                            
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                                    Patent number 1,848,308
                                
 
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                                    Issue date Mar 8, 1932
                                
 
                        
                                                                
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                                    E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
                                 
                        
                 
             
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                        1514560
                    
                                            
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                                    Patent number 1,514,560
                                
 
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                                    Issue date Nov 4, 1924
                                
 
                        
                                                                
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                                    E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
                                 
                        
                 
             
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                        1487454
                    
                                            
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                                    Patent number 1,487,454
                                
 
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                                    Issue date Mar 18, 1924
                                
 
                        
                                                                
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                                    E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES