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                        Mold liner arrangement
                    
                                            
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                                    Patent number 12,030,212
                                
 
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                                    Issue date Jul 9, 2024
                                
 
                        
                                            
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                                    VERTECH HUME PTY LTD
                                 
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                                    Tamas Dale Hume
                                 
                        
                                            
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                                    B28 - WORKING CEMENT, CLAY, OR STONE
                                 
                        
                 
             
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                        3901042
                    
                                            
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                                    Patent number 3,901,042
                                
 
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                                    Issue date Aug 26, 1975
                                
 
                        
                                                                
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                                    B28 - WORKING CEMENT, CLAY, OR STONE
                                 
                        
                 
             
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                        3618889
                    
                                            
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                                    Patent number 3,618,889
                                
 
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                                    Issue date Nov 9, 1971
                                
 
                        
                                                                
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                                    B28 - WORKING CEMENT, CLAY, OR STONE
                                 
                        
                 
             
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                        3608012
                    
                                            
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                                    Patent number 3,608,012
                                
 
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                                    Issue date Sep 21, 1971
                                
 
                        
                                                                
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                                    B28 - WORKING CEMENT, CLAY, OR STONE
                                 
                        
                 
             
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                        3605217
                    
                                            
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                                    Patent number 3,605,217
                                
 
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                                    Issue date Sep 20, 1971
                                
 
                        
                                                                
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                                    B28 - WORKING CEMENT, CLAY, OR STONE
                                 
                        
                 
             
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                        3590446
                    
                                            
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                                    Patent number 3,590,446
                                
 
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                                    Issue date Jul 6, 1971
                                
 
                        
                                                                
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                                    B28 - WORKING CEMENT, CLAY, OR STONE
                                 
                        
                 
             
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                        3584354
                    
                                            
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                                    Patent number 3,584,354
                                
 
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                                    Issue date Jun 15, 1971
                                
 
                        
                                                                
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                                    B28 - WORKING CEMENT, CLAY, OR STONE
                                 
                        
                 
             
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                        3583046
                    
                                            
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                                    Patent number 3,583,046
                                
 
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                                    Issue date Jun 8, 1971
                                
 
                        
                                                                
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                                    B28 - WORKING CEMENT, CLAY, OR STONE
                                 
                        
                 
             
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                        3529330
                    
                                            
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                                    Patent number 3,529,330
                                
 
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                                    Issue date Sep 22, 1970
                                
 
                        
                                                                
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                                    B28 - WORKING CEMENT, CLAY, OR STONE
                                 
                        
                 
             
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                        3479704
                    
                                            
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                                    Patent number 3,479,704
                                
 
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                                    Issue date Nov 25, 1969
                                
 
                        
                                                                
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                                    B28 - WORKING CEMENT, CLAY, OR STONE
                                 
                        
                 
             
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                        3407458
                    
                                            
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                                    Patent number 3,407,458
                                
 
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                                    Issue date Oct 29, 1968
                                
 
                        
                                                                
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                                    B28 - WORKING CEMENT, CLAY, OR STONE
                                 
                        
                 
             
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                        3355137
                    
                                            
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                                    Patent number 3,355,137
                                
 
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                                    Issue date Nov 28, 1967
                                
 
                        
                                                                
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                                    B28 - WORKING CEMENT, CLAY, OR STONE
                                 
                        
                 
             
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                        3349457
                    
                                            
                                - 
                                    Patent number 3,349,457
                                
 
                                - 
                                    Issue date Oct 31, 1967
                                
 
                        
                                                                
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                                    B28 - WORKING CEMENT, CLAY, OR STONE