James MacDougal Rice

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Manassas, VA, US

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Patents Grantslast 30 patents

Information Patent Grant
One piece centering ruler
- Patent number 7,216,438
- Issue date May 15, 2007
- James MacDougal Rice
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Patents Applicationslast 30 patents

Information Patent Application
One piece centering ruler
- Publication number 20060168836
- Publication date Aug 3, 2006
- James MacDougal Rice
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES