Steven A. McCowen

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Iola, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Knife sharpener
- Patent number 7,467,991
- Issue date Dec 23, 2008
- GB II Corporation
- Steven A. McCowen
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
Knife sharpener
- Publication number 20060141916
- Publication date Jun 29, 2006
- GB II Corporation, dba Columbia River Knife & Tool
- Steven A. McCowen
- B24 - GRINDING POLISHING
Information Patent Application
Releasable double locking knife
- Publication number 20040154170
- Publication date Aug 12, 2004
- Charles L. Kain
- B26 - HAND CUTTING TOOLS CUTTING SEVERING