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公开(公告)号:US2485617A
公开(公告)日:1949-10-25
申请号:US58723745
申请日:1945-04-09
Applicant: STANDARD TELEPHONES CABLES LTD
Inventor: LUNDBERG FRANK J
IPC: G01S1/02 , G01S19/34 , H03K17/975
CPC classification number: H03K17/975 , G01S1/02
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公开(公告)号:US2513293A
公开(公告)日:1950-07-04
申请号:US58723845
申请日:1945-04-09
Applicant: STANDARD TELEPHONES CABLES LTD
Inventor: DE ROSA LOUIS A , LUNDBERG FRANK J
CPC classification number: G01S1/02 , C04B2237/366
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公开(公告)号:US2429634A
公开(公告)日:1947-10-28
申请号:US49059443
申请日:1943-06-12
Applicant: STANDARD TELEPHONES CABLES LTD
Inventor: LUNDBERG FRANK J
CPC classification number: G01S1/02
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