Fred Primrose

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Westlock, CA

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Patents Grantslast 30 patents

Information Patent Grant
Torsion spring tensioning apparatus
- Patent number 7,073,411
- Issue date Jul 11, 2006
- Fred Primrose
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

Information Patent Application
Torsion spring tensioning apparatus
- Publication number 20060032340
- Publication date Feb 16, 2006
- Fred Primrose
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Torsion spring tensioning apparatus
- Publication number 20050056123
- Publication date Mar 17, 2005
- Fred Primrose
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES