Takeshi Sakai

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Hamamatsu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Chair for an acoustically designed building
- Patent number 5,700,052
- Issue date Dec 23, 1997
- Yamaha Corporation
- Ryokichi Yamazaki
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...