Hazime Hayashida

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Hamamatsu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Solenoid actuator for use in automatic performance piano
- Patent number 4,513,652
- Issue date Apr 30, 1985
- Nippon Gakki Seizo Kabushiki Kaisha
- Shigeru Muramatsu
- G10 - MUSICAL INSTRUMENTS ACOUSTICS