Noriyuki Sakakibara

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Hamana, JP

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Patents Grantslast 30 patents

Information Patent Grant
Regulating rule for grand pianos
- Patent number 5,159,762
- Issue date Nov 3, 1992
- Kawai Gakki Seisakusho Co., Ltd.
- Noriyuki Sakakibara
- G10 - MUSICAL INSTRUMENTS ACOUSTICS