Kouichi Harunari

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Kagoshima, JA

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Patents Grantslast 30 patents

Information Patent Grant
Tumbler lock
- Patent number 4,012,931
- Issue date Mar 22, 1977
- Kokusan Kinzoku Kogyo Kabushiki Kaisha
- Kouichi Harunari
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES