Akira Matunaga

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Shizuoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Floor polisher with a dust collecting device
- Patent number 4,939,811
- Issue date Jul 10, 1990
- Amano Corporation
- Akira Matunaga
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...