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公开(公告)号：US3366514A
公开(公告)日：1968-01-30
申请号：US40992764
申请日：1964-11-09
Applicant: STAUFFER CHEMICAL CO
Inventor： NATH CHADHA RAJENDRA , PORTER TOWNSEND H
IPC: C23C22/04
CPC classification number: C23C22/04
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