-
1.发明专利
公开(公告)号：CH527282A
公开(公告)日：1972-10-13
申请号：CH1662771
申请日：1971-11-15
Applicant: HOECHST AG
Inventor： SMERZ OTTO DR , WERNER LINKE , SCHARF ALBERT DR , HESS PETER DR
IPC: D06M13/217 , D01F6/62 , D06M15/53 , D01F7/06
Search Results
1
records
(took 0.02 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
