Mitsunori Arakawa

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Kashiwazaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Control circuit for a DC motor
- Patent number 5,220,634
- Issue date Jun 15, 1993
- Kabushiki Kaisha Riken
- Osamu Yaguchi
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES