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公开(公告)号：US2543575A
公开(公告)日：1951-02-27
申请号：US6063648
申请日：1948-11-17
Applicant: ETHYL CORP
Inventor： HARVEY CLARENCE C , NEHER CLARENCE M , JULIAN DORSKY
IPC: C07C17/42
CPC classification number: C07C17/42 , C07C19/043
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