-
公开(公告)号:US2792385A
公开(公告)日:1957-05-14
申请号:US35075853
申请日:1953-04-23
Applicant: HOECHST AG
Inventor: ERNST FISCHER , FRANZ MURIS
IPC: C09B29/20
-
公开(公告)号:US2729632A
公开(公告)日:1956-01-03
申请号:US33663853
申请日:1953-02-12
Applicant: HOECHST AG
Inventor: ERNST FISCHER , FRANZ MURIS
-