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Zaidan Jojin Biseibutsu Kagaku Kenkyu Kai
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Tokyo, JP
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last 30 patents
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Patent Grant
Novel process for producing antibiotics bleomycin
Patent number
RE30451
Issue date
Dec 16, 1980
Zaidan Jojin Biseibutsu Kagaku Kenkyu Kai
Hamao Umezawa
260 - Chemistry of carbon compounds