George Briggs Middleton

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Portland, OR, US

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Patents Grantslast 30 patents

Information Patent Grant
Techniques and tools for assembling and disassembling compactable m...
- Patent number 8,282,871
- Issue date Oct 9, 2012
- Lacuna Inc.
- Franklin David Davies
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Techniques and tools for assembling and disassembling compactable m...
- Patent number 7,992,837
- Issue date Aug 9, 2011
- Lacuna Inc.
- Franklin David Davies
- B28 - WORKING CEMENT, CLAY, OR STONE

Patents Applicationslast 30 patents

Information Patent Application
TECHNIQUES AND TOOLS FOR ASSEMBLING AND DISASSEMBLING COMPACTABLE M...
- Publication number 20110260364
- Publication date Oct 27, 2011
- Lacuna Inc.
- Franklin David Davies
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Application
Techniques and tools for assembling and disassembling compactable m...
- Publication number 20080156963
- Publication date Jul 3, 2008
- Apex Construction Systems, Inc.
- Franklin David Davies
- B28 - WORKING CEMENT, CLAY, OR STONE