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                        Impregnating waterproof composition
                    
                                            
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                                    Patent number 5,332,428
                                
 
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                                    Issue date Jul 26, 1994
                                
 
                        
                                            
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                                    Shin-Etsu Chemical Co., Ltd.
                                 
                                - 
                                        
                                    Hiroshi  Yoshioka
                                 
                        
                                            
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                                    C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
                                 
                        
                 
             
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                        Silicone rubber sealant composition
                    
                                            
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                                    Patent number 5,162,407
                                
 
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                                    Issue date Nov 10, 1992
                                
 
                        
                                            
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                                    Investors Diversified Capital, Inc.
                                 
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                                    Ronald L. Turner
                                 
                        
                                            
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                                    C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
                                 
                        
                 
             
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                        Hydrophobic ceramic wares
                    
                                            
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                                    Patent number 4,387,195
                                
 
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                                    Issue date Jun 7, 1983
                                
 
                        
                                            
                                - 
                                        
                                    Paul R. Tully
                                 
                        
                                            
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                                    C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
                                 
                        
                 
             
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                        3861939
                    
                                            
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                                    Patent number 3,861,939
                                
 
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                                    Issue date Jan 21, 1975
                                
 
                        
                                                                
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                                    C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
                                 
                        
                 
             
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                        3786015
                    
                                            
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                                    Patent number 3,786,015
                                
 
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                                    Issue date Jan 15, 1974
                                
 
                        
                                                                
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                                    C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
                                 
                        
                 
             
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                        2726176
                    
                                            
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                                    Patent number 2,726,176
                                
 
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                                    Issue date Dec 6, 1955
                                
 
                        
                                                                
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                                    C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
                                 
                        
                 
             
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                        2683674
                    
                                            
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                                    Patent number 2,683,674
                                
 
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                                    Issue date Jul 13, 1954
                                
 
                        
                                                                
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                                    C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
                                 
                        
                 
             
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                        2679495
                    
                                            
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                                    Patent number 2,679,495
                                
 
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                                    Issue date May 25, 1954
                                
 
                        
                                                                
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                                    C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES