William B. Imhoff

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Springdale, CT, US

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Patents Grantslast 30 patents

Information Patent Grant
Flush bolt
- Patent number 4,445,717
- Issue date May 1, 1984
- Leigh Products, Inc.
- William B. Imhoff
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Door coordinator
- Patent number 4,429,492
- Issue date Feb 7, 1984
- Leigh Products, Inc.
- William B. Imhoff
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Surface bolt
- Patent number 4,198,082
- Issue date Apr 15, 1980
- Leigh Products, Inc.
- William B. Imhoff
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Self-latching flush bolt
- Patent number 4,049,304
- Issue date Sep 20, 1977
- Leigh Products, Inc.
- William B. Imhoff
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Door coordinator
- Patent number RE29107
- Issue date Jan 11, 1977
- Leigh Products, Inc.
- William B. Imhoff
- 049 - Movable or removable closures
Information Patent Grant
Automatic surface bolt
- Patent number 3,993,337
- Issue date Nov 23, 1976
- Leigh Products, Inc.
- William B. Imhoff
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES