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Toshimi Hara
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Hamakita, JP
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last 30 patents
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Patent Grant
Filter assembly and process for producing the same
Patent number
6,230,900
Issue date
May 15, 2001
Toyo Roki Seizo Kabushiki Kaisha
Toshimi Hara
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL