Lon W. McIlwraith

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Delta, CA

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Patents Grantslast 30 patents

Information Patent Grant
Security bar assembly
- Patent number 5,957,181
- Issue date Sep 28, 1999
- Ravco Innovations, Inc.
- Moshe Cohen-Ravid
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS