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公开(公告)号:US2417434A
公开(公告)日:1947-03-18
申请号:US57763145
申请日:1945-02-13
Applicant: BELL TELEPHONE LABOR INC
Inventor: MEAD EDWARD D , THOMAS FRANK M
CPC classification number: G05G15/04 , F16H25/2015 , F16H2035/006 , Y10T74/18688
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公开(公告)号:US2775407A
公开(公告)日:1956-12-25
申请号:US36170253
申请日:1953-06-15
Applicant: BELL TELEPHONE LABOR INC
Inventor: ELLIOTT STANLEY J , THOMAS FRANK M , WORLEY OSBORN C
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公开(公告)号:US2409617A
公开(公告)日:1946-10-22
申请号:US45150642
申请日:1942-07-18
Applicant: BELL TELEPHONE LABOR INC
Inventor: ELLIOTT STANLEY J , HOVGAARD OLE M , MALLINA RUDOLPH F , THOMAS FRANK M
IPC: H01P1/12
CPC classification number: H01P1/125
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公开(公告)号:US2682775A
公开(公告)日:1954-07-06
申请号:US5162848
申请日:1948-09-28
Applicant: BELL TELEPHONE LABOR INC
Inventor: THOMAS FRANK M
CPC classification number: F16H27/04 , H04L13/04 , Y10T74/1523 , Y10T74/1576
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公开(公告)号:US2451416A
公开(公告)日:1948-10-12
申请号:US68165346
申请日:1946-07-06
Applicant: BELL TELEPHONE LABOR INC
Inventor: THOMAS FRANK M
IPC: F16H27/10
CPC classification number: F16H27/10 , Y10T74/1524
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