Jack Demray

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Middletown, NJ, US

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Patents Grantslast 30 patents

Information Patent Grant
Window frame construction
- Patent number 4,228,630
- Issue date Oct 21, 1980
- Englert Metals Corp.
- Herbert U. Englert
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Siding starter clip for securing to the side of a structure and eng...
- Patent number 4,079,562
- Issue date Mar 21, 1978
- Englert Metals Corporation
- Herbert U. Englert
- E04 - BUILDING