William M. Drake

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Marysville, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus and system for concrete surface repair and method
- Patent number 7,448,176
- Issue date Nov 11, 2008
- William M. Drake
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents

Information Patent Application
Apparatus and system for concrete surface repair and method
- Publication number 20040200173
- Publication date Oct 14, 2004
- William M. Drake
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES