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公开(公告)号：US2816909A
公开(公告)日：1957-12-17
申请号：US62020256
申请日：1956-11-05
Applicant: PURDUE RESEARCH FOUNDATION
Inventor： NATHAN KORNBLUM , WESLEY POWERS JACK
IPC: C07C205/51
CPC classification number: C07C201/10 , C07C205/51
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