Hidenao Kawai

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Nishi-Kasugai-gun, JP

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Patents Grantslast 30 patents

Information Patent Grant
Damping structural substance and a damping coat forming method
- Patent number 6,216,817
- Issue date Apr 17, 2001
- Mitsubishi Jukogyo Kabushiki Kaisha
- Tatsumi Kannon
- G10 - MUSICAL INSTRUMENTS ACOUSTICS