Graham A. Knowles

Follow

Person

Petersborough, CA

People

Patents Grantslast 30 patents

Information Patent Grant
Bridging member for concrete form walls
- Patent number 7,654,052
- Issue date Feb 2, 2010
- ARXX Building Products, Inc.
- Bruce Cooper
- E04 - BUILDING
Information Patent Grant
Bridging member for concrete form walls
- Patent number 7,284,351
- Issue date Oct 23, 2007
- ARXX Building Products, Inc.
- Bruce Cooper
- E04 - BUILDING
Information Patent Grant
Bridging member for concrete form walls
- Patent number 7,032,357
- Issue date Apr 25, 2006
- ARXX Building Products, Inc.
- Bruce Cooper
- E04 - BUILDING

Patents Applicationslast 30 patents

Information Patent Application
Bridging Member for Concrete Form Walls
- Publication number 20080016810
- Publication date Jan 24, 2008
- Arxx Building Products, Inc.
- Bruce Cooper
- E04 - BUILDING
Information Patent Application
Bridging member for concrete form walls
- Publication number 20060137274
- Publication date Jun 29, 2006
- Bruce Cooper
- E04 - BUILDING
Information Patent Application
Bridging member for concrete form walls
- Publication number 20030029106
- Publication date Feb 13, 2003
- ARXX Building Products, Inc.
- Bruce Cooper
- E04 - BUILDING