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公开(公告)号:US3109070A
公开(公告)日:1963-10-29
申请号:US4842360
申请日:1960-08-09
Applicant: BELL TELEPHONE LABOR INC
Inventor: DAVID JR EDWARD E , PIERCE JOHN R
CPC classification number: G10L19/0212
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公开(公告)号:US3127477A
公开(公告)日:1964-03-31
申请号:US20566362
申请日:1962-06-27
Applicant: BELL TELEPHONE LABOR INC
Inventor: DAVID JR EDWARD E , MATHEWS MAX V , MILLER JOAN E
IPC: G10L19/02
CPC classification number: G10L19/02
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公开(公告)号:US3405237A
公开(公告)日:1968-10-08
申请号:US46010165
申请日:1965-06-01
Applicant: BELL TELEPHONE LABOR INC
Inventor: DAVID JR EDWARD E , SCHROEDER MANFRED R , SONDHI MAN M
IPC: G10L25/90
CPC classification number: G10L25/90
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公开(公告)号:US3190963A
公开(公告)日:1965-06-22
申请号:US23570362
申请日:1962-11-06
Applicant: BELL TELEPHONE LABOR INC
Inventor: DAVID JR EDWARD E , FLANAGAN JAMES L
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公开(公告)号:US3109066A
公开(公告)日:1963-10-29
申请号:US85968459
申请日:1959-12-15
Applicant: BELL TELEPHONE LABOR INC
Inventor: DAVID JR EDWARD E
CPC classification number: H03G3/32 , G10L21/02 , H04R3/005 , H04R27/00 , H04R2201/403
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公开(公告)号:US3069507A
公开(公告)日:1962-12-18
申请号:US4842260
申请日:1960-08-09
Applicant: BELL TELEPHONE LABOR INC
Inventor: DAVID JR EDWARD E
CPC classification number: G10L19/0212 , G10L25/06
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公开(公告)号:US2860187A
公开(公告)日:1958-11-11
申请号:US55194055
申请日:1955-12-08
Applicant: BELL TELEPHONE LABOR INC
Inventor: DAVID JR EDWARD E , MCDONALD HENRY S
IPC: G10L11/00
CPC classification number: G10L25/00
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