David H. Goodman

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Winnipeg, CA

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Patents Grantslast 30 patents

Information Patent Grant
Safety envelope opener with anti-skip feature
- Patent number 9,994,067
- Issue date Jun 12, 2018
- David H. Goodman
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Patents Applicationslast 30 patents

Information Patent Application
Safety Envelope Opener with Anti-Skip Feature
- Publication number 20140173915
- Publication date Jun 26, 2014
- David H. Goodman
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES