Robert C. Durham Jr.

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Ft. Lauderdale, FL, US

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Patents Grantslast 30 patents

Information Patent Grant
Glazing system
- Patent number 5,713,167
- Issue date Feb 3, 1998
- Robert C. Durham
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Window construction
- Patent number 4,974,364
- Issue date Dec 4, 1990
- Chelsea Industries, Inc.
- Robert C. Durham
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Window construction
- Patent number 4,949,506
- Issue date Aug 21, 1990
- Chelsea Industries, Inc.
- Robert C. Durham
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS