-
公开(公告)号：US2875209A
公开(公告)日：1959-02-24
申请号：US62898756
申请日：1956-12-18
Applicant: BAYER AG
Inventor： MANFRED NIESE , DETLEF DELFS
IPC: C07D249/14
CPC classification number: C07D249/14
Search Results
1
records
(took 0.007 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
