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公开(公告)号:US2088318A
公开(公告)日:1937-07-27
申请号:US6824036
申请日:1936-03-11
Applicant: BELL TELEPHONE LABOR INC
Inventor: BUSCH ALOYSIUS J
IPC: H04Q3/00
CPC classification number: H04Q3/00
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公开(公告)号:US3012099A
公开(公告)日:1961-12-05
申请号:US48436243
申请日:1943-04-24
Applicant: BELL TELEPHONE LABOR INC
Inventor: BUSCH ALOYSIUS J , CAHILL HAROLD D , OSCAR MYERS
IPC: H04K1/06
CPC classification number: H04K1/06
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公开(公告)号:US2350873A
公开(公告)日:1944-06-06
申请号:US47023442
申请日:1942-12-26
Applicant: BELL TELEPHONE LABOR INC
Inventor: BUSCH ALOYSIUS J , HENRY ISRAEL H , SEIBEL CHARLES F
IPC: H04Q3/00
CPC classification number: H04Q3/0004
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公开(公告)号:US2338997A
公开(公告)日:1944-01-11
申请号:US45353642
申请日:1942-08-04
Applicant: BELL TELEPHONE LABOR INC
Inventor: BUSCH ALOYSIUS J , HENRY ISRAEL H
IPC: H04M3/51
CPC classification number: H04M3/51
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公开(公告)号:US2337642A
公开(公告)日:1943-12-28
申请号:US44875942
申请日:1942-06-27
Applicant: BELL TELEPHONE LABOR INC
Inventor: BUSCH ALOYSIUS J
IPC: H04M15/38
CPC classification number: H04M15/38
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公开(公告)号:US2291024A
公开(公告)日:1942-07-28
申请号:US36970540
申请日:1940-12-12
Applicant: BELL TELEPHONE LABOR INC
Inventor: BUSCH ALOYSIUS J
IPC: H04Q3/00
CPC classification number: H04Q3/0004
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公开(公告)号:US2248566A
公开(公告)日:1941-07-08
申请号:US26865139
申请日:1939-04-19
Applicant: BELL TELEPHONE LABOR INC
Inventor: BUSCH ALOYSIUS J
IPC: H04Q3/00
CPC classification number: H04Q3/00
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公开(公告)号:US2224251A
公开(公告)日:1940-12-10
申请号:US21434738
申请日:1938-06-17
Applicant: BELL TELEPHONE LABOR INC
Inventor: BUSCH ALOYSIUS J , ERWIN EDSON L
IPC: H04Q3/00
CPC classification number: H04Q3/0004
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公开(公告)号:US2208357A
公开(公告)日:1940-07-16
申请号:US25070039
申请日:1939-01-13
Applicant: BELL TELEPHONE LABOR INC
Inventor: BUSCH ALOYSIUS J , MATTHIES WILLIAM H
IPC: H04M15/10
CPC classification number: H04M15/10
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公开(公告)号:US2107746A
公开(公告)日:1938-02-08
申请号:US6824136
申请日:1936-03-11
Applicant: BELL TELEPHONE LABOR INC
Inventor: BUSCH ALOYSIUS J
IPC: H01H67/22
CPC classification number: H01H67/22
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