-
公开(公告)号：US2022268A
公开(公告)日：1935-11-26
申请号：US55994231
申请日：1931-08-28
Applicant: STANDARD OIL DEV CO
Inventor： ARCHIBALD FRANCIS M , PHILIP JANSSEN
IPC: C10G31/06
Search Results
1
records
(took 0.015 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
