-
公开(公告)号：US1828006A
公开(公告)日：1931-10-20
申请号：US38179529
申请日：1929-07-29
Applicant: DOW CHEMICAL CO
Inventor： WARD LOUIS E
IPC: C25C7/00
CPC classification number: C25C7/005
Search Results
11
records
(took 0.022 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
