James P. Sweeney

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Sterling, VA, US

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Patents Grantslast 30 patents

Information Patent Grant
Waterproof roadbed construction
- Patent number 8,348,547
- Issue date Jan 8, 2013
- John S. Quackenboss
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents

Information Patent Application
Waterproof roadbed construction
- Publication number 20120263529
- Publication date Oct 18, 2012
- John S. Quackenboss
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES