-
公开(公告)号:US2750378A
公开(公告)日:1956-06-12
申请号:US29606752
申请日:1952-06-27
Applicant: HOECHST AG
Inventor: ERNST FISCHER
IPC: C09B29/20
CPC classification number: C09B29/20
-
公开(公告)号:US2658888A
公开(公告)日:1953-11-10
申请号:US23917751
申请日:1951-07-28
Applicant: HOECHST AG
Inventor: ERNST FISCHER
IPC: C09B29/20
CPC classification number: C09B29/20
-
公开(公告)号:US2915518A
公开(公告)日:1959-12-01
申请号:US67063357
申请日:1957-07-09
Applicant: HOECHST AG
Inventor: ERNST FISCHER
IPC: C09B29/20
CPC classification number: 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
-
公开(公告)号:US2644814A
公开(公告)日:1953-07-07
申请号:US20521851
申请日:1951-01-09
Applicant: HOECHST AG
Inventor: ERNST FISCHER
-
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:US3132134A
公开(公告)日:1964-05-05
申请号:US14883561
申请日:1961-10-31
Applicant: HOECHST AG
Inventor: ERNST FISCHER , KONRAD LOHE , JOACHIM RIBKA
IPC: C09B29/32
CPC classification number: C09B29/32
-
公开(公告)号:US2920933A
公开(公告)日:1960-01-12
申请号:US53440155
申请日:1955-09-14
Applicant: HOECHST AG
Inventor: ERNST FISCHER
-
公开(公告)号:US2890216A
公开(公告)日:1959-06-09
申请号:US65330457
申请日:1957-04-17
Applicant: HOECHST AG
Inventor: ERNST FISCHER
-
公开(公告)号:US2742459A
公开(公告)日:1956-04-17
申请号:US30281752
申请日:1952-08-05
Applicant: HOECHST AG
Inventor: ERNST FISCHER
IPC: C09B29/20
-
-
-
-
-
-
-
-
-