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公开(公告)号:US2907742A
公开(公告)日:1959-10-06
申请号:US57076256
申请日:1956-03-12
Applicant: HOECHST AG
Inventor: HANS-HELMUT FREY , RICHARD HUTH
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公开(公告)号:US3409706A
公开(公告)日:1968-11-05
申请号:US60516466
申请日:1966-12-28
Applicant: HOECHST AG
Inventor: HANS-HELMUT FREY , RICHARD HUTH
CPC classification number: C08L23/28 , C08F8/20 , C08L2666/04 , C08F10/00
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