James Downey

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Woodbridge, CA

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Patents Grantslast 30 patents

Information Patent Grant
Motorized grout-removing device
- Patent number 6,719,504
- Issue date Apr 13, 2004
- James Downey
- B28 - WORKING CEMENT, CLAY, OR STONE

Patents Applicationslast 30 patents

Information Patent Application
Motorized grout-removing device
- Publication number 20020051690
- Publication date May 2, 2002
- James Downey
- B28 - WORKING CEMENT, CLAY, OR STONE