-
公开(公告)号：US3250758A
公开(公告)日：1966-05-10
申请号：US2799060
申请日：1960-05-10
Applicant: HOECHST AG
Inventor： FRIEDRICH WEYGAND , WOLFGANG STEGLICH , JOACHIM KAELICKE
Search Results
1
records
(took 0.007 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
