Leonard D. Bowersox

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Fairfax Station, VA, US

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Patents Grantslast 30 patents

Information Patent Grant
Door lock apparatus and methods
- Patent number 7,798,542
- Issue date Sep 21, 2010
- Jeffery David Frazier
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

Information Patent Application
DOOR LOCK APPARATUS AND METHODS
- Publication number 20080087053
- Publication date Apr 17, 2008
- Jeffery D. Frazier
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...