Russell B. Spencer

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Cerritos, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Wall tack
- Patent number 6,478,273
- Issue date Nov 12, 2002
- Matrix Innovative Products
- Robert D. McKeirnan
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Patents Applicationslast 30 patents

Information Patent Application
WALL TACK
- Publication number 20020171017
- Publication date Nov 21, 2002
- Robert D. McKeirnan
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES