-
1.发明授权
公开(公告)号：US3101235A
公开(公告)日：1963-08-20
申请号：US5511060
申请日：1960-09-12
Applicant: HOECHST AG
Inventor： LUDWIG ORTHNER , KARL HORST , ALFRED SCHARF , WERNER KIRST , JOSEF OXE , RICHARD GROSS
IPC: D06P1/52
CPC classification number: D06P1/5285 , Y10S8/908
Search Results
1
records
(took 0.013 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
