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公开(公告)号:US2388488A
公开(公告)日:1945-11-06
申请号:US52286044
申请日:1944-02-18
Applicant: BELL TELEPHONE LABOR INC
Inventor: MALTHANER WILLIAM A
IPC: H04Q3/00
CPC classification number: H04Q3/0004
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公开(公告)号:US2320081A
公开(公告)日:1943-05-25
申请号:US38696241
申请日:1941-04-05
Applicant: BELL TELEPHONE LABOR INC
Inventor: HOLDEN WILLIAM H T , HUBBARD FRANCIS A , LEWIS BENJAMIN F , MALTHANER WILLIAM A , SPRAGUE VINTON G
IPC: H04Q3/42
CPC classification number: H04Q3/42
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公开(公告)号:US3035252A
公开(公告)日:1962-05-15
申请号:US63136656
申请日:1956-12-28
Applicant: BELL TELEPHONE LABOR INC
Inventor: MALTHANER WILLIAM A , MULLER JOHN F
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公开(公告)号:US2957949A
公开(公告)日:1960-10-25
申请号:US76050258
申请日:1958-09-11
Applicant: BELL TELEPHONE LABOR INC
Inventor: JAMES DENNIS B , JOHANNESEN JOHN D , MALTHANER WILLIAM A
IPC: H04Q11/04
CPC classification number: H04Q11/0407
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公开(公告)号:US2937367A
公开(公告)日:1960-05-17
申请号:US60130256
申请日:1956-07-31
Applicant: BELL TELEPHONE LABOR INC
Inventor: BAILEY GEORGE G , MALTHANER WILLIAM A , MULLER JOHN F
CPC classification number: G06F3/0601 , G06F2003/0698 , H04L25/05
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公开(公告)号:US2924665A
公开(公告)日:1960-02-09
申请号:US67617357
申请日:1957-08-05
Applicant: BELL TELEPHONE LABOR INC
Inventor: MALTHANER WILLIAM A
IPC: H04Q3/52
CPC classification number: H04Q3/521
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公开(公告)号:US2658677A
公开(公告)日:1953-11-10
申请号:US57762745
申请日:1945-02-13
Applicant: BELL TELEPHONE LABOR INC
Inventor: LUNDSTROM ALEXIS A , MALTHANER WILLIAM A
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公开(公告)号:US2300951A
公开(公告)日:1942-11-03
申请号:US40410941
申请日:1941-07-26
Applicant: BELL TELEPHONE LABOR INC
Inventor: MALTHANER WILLIAM A
IPC: H04Q3/00
CPC classification number: H04Q3/0004
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