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公开(公告)号：US1716632A
公开(公告)日：1929-06-11
申请号：US6803025
申请日：1925-11-09
Applicant: STANDARD OIL CO CALIFORNIA
Inventor： GRAY EDWIN D , SCOFIELD EARLE L , DEFOE EDWARD C
IPC: C10G17/06
CPC classification number: C10G17/06
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