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公开(公告)号：DE765291C
公开(公告)日：1952-07-24
申请号：DEST059586
申请日：1940-03-28
Applicant: STANDARD OIL DEV CO
Inventor： FROLICH PER K , WELTY ALBERT B JR , PERRY ELIZABETH STEPHEN F , PARK ROSELLE , SHEPARDSON ROBERT M
IPC: C10G35/06
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