David A. White

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Kent, GB

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Patents Grantslast 30 patents

Information Patent Grant
Security closure
- Patent number 5,937,593
- Issue date Aug 17, 1999
- Vacant Property Security Limited
- David A. White
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Locking mechanism
- Patent number 5,832,758
- Issue date Nov 10, 1998
- Vacant Property Security Limited
- David A. White
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Security closure
- Patent number 5,832,671
- Issue date Nov 10, 1998
- Vacant Property Security Limited
- David A. White
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS

Patents Applicationslast 30 patents

Information Patent Application
Security door apparatus
- Publication number 20070176775
- Publication date Aug 2, 2007
- David White
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES