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Fumio Jyouraku
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Hitachi, JP
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last 30 patents
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Patent Grant
Vacuum cleaner and method for operating the same
Patent number
5,155,885
Issue date
Oct 20, 1992
Hitachi, Ltd.
Fumio Jyouraku
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...