-
1.发明授权
公开(公告)号：US3429769A
公开(公告)日：1969-02-25
申请号：US3429769D
申请日：1963-07-09
Applicant: BAYER AG
Inventor： IPPEN JAKOB , MULLER ERWIN ALFONS
CPC classification number: C08J5/124 , C08J2321/00 , Y10T428/31696 , Y10T428/31699 , Y10T428/31837
Search Results
1
records
(took 0.009 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
