Curt A. Walby

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Amherst, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Doorknob lock apparatus operable by combination or key
- Patent number 6,708,538
- Issue date Mar 23, 2004
- Curt A. Walby
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES