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公开(公告)号：US2419673A
公开(公告)日：1947-04-29
申请号：US47808343
申请日：1943-03-05
Applicant: STANDARD TELEPHONES CABLES LTD
Inventor： BUSIGNIES HENRI G , VANDER WOUDE PHILIP J
IPC: H01Q7/00
CPC classification number: H01Q7/00
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