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公开(公告)号：DE2252866A1
公开(公告)日：1973-05-10
申请号：DE2252866
申请日：1972-10-27
Applicant: AGENCY IND SCIENCE TECHN
Inventor： TANAKA YOSHIO , KATO MASAO , MINOWA MICHIKO , OKADA AKIRA , SHIMURA YUKIO
IPC: C08F2/04 , C08F220/32 , C08G33/14
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