-
公开(公告)号：US1863758A
公开(公告)日：1932-06-21
申请号：US34665329
申请日：1929-03-13
Applicant: STANDARD OIL CO
Inventor： MCCLAUGHRY RICHARD S , ROSE SKOWRONSKI
IPC: C11C5/00
CPC classification number: C11C5/008
Search Results
1
records
(took 0.011 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
