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公开(公告)号：US2477018A
公开(公告)日：1949-07-26
申请号：US57075044
申请日：1944-12-30
Applicant: STANDARD OIL DEV CO
Inventor： THOMAS ROBERT M , REYNOLDS HAROLD C
IPC: C08F210/00
CPC classification number: C08F210/00 , C08F4/005
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