Jiro Arai

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Hitachi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Vacuum cleaner
- Patent number 5,027,469
- Issue date Jul 2, 1991
- Hitachi, Ltd.
- Hisanori Toyoshima
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...