-
公开(公告)号：US2261801A
公开(公告)日：1941-11-04
申请号：US22197438
申请日：1938-07-29
Applicant: STANDARD OIL DEV CO
Inventor： FROLICH PER K , WASSON JONES L
IPC: C10G73/06
CPC classification number: C10G73/06
Search Results
1
records
(took 0.011 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
