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公开(公告)号:US1763161A
公开(公告)日:1930-06-10
申请号:US31643328
申请日:1928-11-01
Applicant: BELL TELEPHONE LABOR INC
Inventor: KOECHLING CHARLES D , KING GERALD V
IPC: H04Q3/00
CPC classification number: H04Q3/00
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公开(公告)号:US1763157A
公开(公告)日:1930-06-10
申请号:US36043929
申请日:1929-05-04
Applicant: BELL TELEPHONE LABOR INC
Inventor: KING GERALD V
IPC: H04Q3/00
CPC classification number: H04Q3/00
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公开(公告)号:US2285985A
公开(公告)日:1942-06-09
申请号:US37208040
申请日:1940-12-28
Applicant: BELL TELEPHONE LABOR INC
Inventor: KING GERALD V
IPC: H04Q3/00
CPC classification number: H04Q3/0004
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公开(公告)号:US2241016A
公开(公告)日:1941-05-06
申请号:US30014039
申请日:1939-10-19
Applicant: BELL TELEPHONE LABOR INC
Inventor: KING GERALD V , KORN FRANKLIN A , MCALPINE RODERICK K
IPC: H04Q3/42
CPC classification number: H04Q3/42
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公开(公告)号:US2018457A
公开(公告)日:1935-10-22
申请号:US72690134
申请日:1934-05-22
Applicant: BELL TELEPHONE LABOR INC
Inventor: KING GERALD V
IPC: H04Q3/00
CPC classification number: H04Q3/0004
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公开(公告)号:US1868326A
公开(公告)日:1932-07-19
申请号:US41784030
申请日:1930-01-01
Applicant: BELL TELEPHONE LABOR INC
Inventor: KING GERALD V
IPC: H04M3/60
CPC classification number: H04M3/60
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公开(公告)号:US2237906A
公开(公告)日:1941-04-08
申请号:US29501139
申请日:1939-09-15
Applicant: BELL TELEPHONE LABOR INC
Inventor: KING GERALD V
IPC: H04Q3/42
CPC classification number: H04Q3/42
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公开(公告)号:US2136620A
公开(公告)日:1938-11-15
申请号:US2767535
申请日:1935-06-21
Applicant: BELL TELEPHONE LABOR INC
Inventor: KING GERALD V
IPC: H04Q3/00
CPC classification number: H04Q3/0004
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公开(公告)号:US1881669A
公开(公告)日:1932-10-11
申请号:US51768831
申请日:1931-02-24
Applicant: BELL TELEPHONE LABOR INC
Inventor: KING GERALD V , BONOMI FELIX A
IPC: H04M5/10
CPC classification number: H04M5/10
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公开(公告)号:US2350466A
公开(公告)日:1944-06-06
申请号:US46407442
申请日:1942-10-31
Applicant: BELL TELEPHONE LABOR INC
Inventor: KING GERALD V , OSCAR MYERS
IPC: H04M3/08
CPC classification number: H04M3/08
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