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公开(公告)号：US2768378A
公开(公告)日：1956-10-30
申请号：US22106951
申请日：1951-04-14
Applicant: NICHOLAS ZWICK
Inventor： NICHOLAS ZWICK
IPC: H01R43/048
CPC classification number: H01R43/048 , Y10T29/5103
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