-
公开(公告)号：US2259872A
公开(公告)日：1941-10-21
申请号：US24228038
申请日：1938-11-25
Applicant: STANDARD OIL DEV CO
Inventor： BALDESCHWIELER EMILE L , CHEW ROBERT D
IPC: C10L10/06
CPC classification number: C10L10/06
Search Results
1
records
(took 0.012 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
