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公开(公告)号：CH368136A
公开(公告)日：1963-05-15
申请号：CH260061
申请日：1961-03-03
Applicant: HOECHST AG
Inventor： HEYNA JOHANNES , GRUNEWALD HANS-JOACHIM , SCHMIDT HELMUT , WECKLER GERHARD
IPC: D06P1/44
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