Darryl F. Ducharme

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Cypress, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Rolling door assembly having pass door arrangement
- Patent number 7,490,654
- Issue date Feb 17, 2009
- McKeon Rolling Steel Door Co., Inc.
- Ashraf Gomaa
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS

Patents Applicationslast 30 patents

Information Patent Application
Rolling door assembly having pass door arrangement
- Publication number 20070272367
- Publication date Nov 29, 2007
- McKeon Rolling Steel Door Co., Inc.
- Ashraf Gomaa
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS