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公开(公告)号：US3072256A
公开(公告)日：1963-01-08
申请号：US84220159
申请日：1959-09-25
Applicant: BAYER AG
Inventor： AUGUST GOTTE , WALTER NOLL , HORST STEINBACH HANS , ALBRECHT ZAPPEL
CPC classification number: B03D1/016 , B03D1/0046 , B03D2201/02 , B03D2203/02
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