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公开(公告)号：US2068614A
公开(公告)日：1937-01-19
申请号：US64293932
申请日：1932-11-16
Applicant: SHARPLES SOLVENTS CORP
Inventor： THOMAS CHARLES A , WILHELM SCHMIDT-NICKELS
CPC classification number: C10L3/006 , C10J1/00 , Y10S252/964
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