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公开(公告)号：US1908708A
公开(公告)日：1933-05-16
申请号：US49585630
申请日：1930-11-15
Applicant: COMMERCIAL SOLVENTS CORP
Inventor： KRCHMA IGNACE J , BLOOMER WARD J
IPC: C07C51/48 , C07C51/493
CPC classification number: C07C51/493 , C07C51/48
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