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                        Micro-stop foot and punch set
                                - 
                                    Patent number 9,636,740
                                
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                                    Issue date May 2, 2017
                                
 
                                - 
                                         Robert E. Nikkel Robert E. Nikkel
 
                                - 
                                         B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING... B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
 
 
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                        Rotating adapter assembly
                                - 
                                    Patent number 8,640,315
                                
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                                    Issue date Feb 4, 2014
                                
 
                                - 
                                         Robert E. Nikkel Robert E. Nikkel
 
                                - 
                                         B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING... B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
 
 
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                        Close edge distance pulling head
                                - 
                                    Patent number 7,530,155
                                
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                                    Issue date May 12, 2009
                                
 
                                - 
                                         Robert E.  Nikkel Robert E.  Nikkel
 
                                - 
                                         B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING... B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
 
 
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                        Flexible extension for pulling tools
                                - 
                                    Patent number 7,363,798
                                
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                                    Issue date Apr 29, 2008
                                
 
                                - 
                                         Robert E.  Nikkel Robert E.  Nikkel
 
                                - 
                                         B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING... B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
 
 
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                        Anvil driving assembly
                                - 
                                    Patent number 7,155,953
                                
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                                    Issue date Jan 2, 2007
                                
 
                                - 
                                         Robert E.  Nikkel Robert E.  Nikkel
 
                                - 
                                         B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING... B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
 
 
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                        Liquid spray gun accessories
                                - 
                                    Patent number 4,989,787
                                
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                                    Issue date Feb 5, 1991
                                
 
                                - 
                                         Robert E. Nikkel Robert E. Nikkel
 
                                - 
                                         B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER... B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...