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公开(公告)号：US2423364A
公开(公告)日：1947-07-01
申请号：US51378543
申请日：1943-12-10
Applicant: PETROLITE CORP
Inventor： BLAIR JR CHARLES M , SCHULZ DALE M
IPC: C10G33/04
CPC classification number: C10G33/04
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