Ryuji Ikeda

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Hitachi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Vacuum cleaner
- Patent number 6,442,792
- Issue date Sep 3, 2002
- Hitachi, Ltd.
- Takayuki Sudou
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...