Geoffrey Gretton

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Honeoye Falls, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Durable earthenware engraving process
- Patent number 9,409,312
- Issue date Aug 9, 2016
- Geoffrey Gretton
- B28 - WORKING CEMENT, CLAY, OR STONE

Patents Applicationslast 30 patents

Information Patent Application
DURABLE EARTHENWARE ENGRAVING PROCESS
- Publication number 20140197577
- Publication date Jul 17, 2014
- Geoffrey Gretton
- B28 - WORKING CEMENT, CLAY, OR STONE