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Yoshio Unno
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Nagoya, JP
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last 30 patents
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Patent Grant
Process for preparing a gas absorbent
Patent number
4,943,552
Issue date
Jul 24, 1990
Honshu Seishi Kabushiki Kaisha
Yutaka Osajima
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES