Security Engineering, Inc.

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Forestville, CT, US

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Patents Grantslast 30 patents

Information Patent Grant
Fail-secure and fail-safe door lock mechanism
- Patent number 4,579,376
- Issue date Apr 1, 1986
- Security Engineering, Inc.
- Newton W. Charlton
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Electric fail-secure/fail-open lock mechanism
- Patent number 4,557,121
- Issue date Dec 10, 1985
- Security Engineering, Inc.
- Newton W. Charlton
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

Information Trademark
73570230 - BRACK-IT
- Serial number 73570230
- Registration number 1436356
- Filing date Nov 25, 1985
- SECURITY ENGINEERING, INC.
- 12 - Vehicles
Information Trademark
73508626 - SEI
- Serial number 73508626
- Registration number 1361406
- Filing date Nov 13, 1984
- SECURITY ENGINEERING, INC.
- 6 - Common metals and their alloys
Information Trademark
73342687 - TAM STAT
- Serial number 73342687
- Registration number 1232493
- Filing date Dec 21, 1981
- Security Engineering, Inc.
- 6 - Common metals and their alloys