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31.发明专利
公开(公告)号：CH364571A
公开(公告)日：1962-05-15
申请号：CH573460
申请日：1960-05-18
Applicant: HOECHST AG
Inventor： RICHARD GROSS , HASSO HERTEL , WERNER KIRST , REINHARD MOHR
IPC: C09B33/147 , C09B45/34 , D06P1/10
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