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公开(公告)号：US2033057A
公开(公告)日：1936-03-03
申请号：US70413033
申请日：1933-12-27
Applicant: STANDARD IG CO
Inventor： WATTS RHEA N , HARRIS JR JOHN MCA
IPC: C10G25/06
CPC classification number: C10G25/06
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