-
公开(公告)号：US2540011A
公开(公告)日：1951-01-30
申请号：US873648
申请日：1948-02-16
Applicant: PHILLIPS PETROLEUM CO
Inventor： REYNOLDS WILLIAM B , HARRIS RICHARD K
IPC: C08F4/04
CPC classification number: C08F4/04
Search Results
1
records
(took 0.01 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
