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公开(公告)号：US2705776A
公开(公告)日：1955-04-05
申请号：US26987252
申请日：1952-02-04
Applicant: INT STANDARD ELECTRIC CORP
Inventor： STARR ARTHUR T , GEORGE KING
IPC: H01P1/12
CPC classification number: H01P1/122
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