Kazu Sawa

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Kitatsuru-gun, JP

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Patents Grantslast 30 patents

Information Patent Grant
Automatic closing door hinge, automatic closing door mechanism, and...
- Patent number 6,928,699
- Issue date Aug 16, 2005
- Kazu Sawa
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

Information Patent Application
Automatic closing door hinge, automatic closing door mechanism, and...
- Publication number 20040068833
- Publication date Apr 15, 2004
- Kazu Sawa
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES