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公开(公告)号：US2482817A
公开(公告)日：1949-09-27
申请号：US59424745
申请日：1945-05-17
Applicant: STANDARD TELEPHONES CABLES LTD
Inventor： DAVID VITROGAN
IPC: H01L25/03
CPC classification number: H01L25/03 , H01L2924/0002 , Y10S257/909 , H01L2924/00
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