Steven R. Simonson

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Chatsworth, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
One-piece window connector
- Patent number 6,406,213
- Issue date Jun 18, 2002
- Quanex Corporation
- Francis J. Dohman
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS