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公开(公告)号:US2889424A
公开(公告)日:1959-06-02
申请号:US70639757
申请日:1957-12-31
Applicant: BELL TELEPHONE LABOR INC
Inventor: GLORE ROBERT F , HOVGAARD OLE M , PERREAULT GEORGE E
IPC: H01H51/28
CPC classification number: H01H51/281
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公开(公告)号:US2882648A
公开(公告)日:1959-04-21
申请号:US46581854
申请日:1954-11-01
Applicant: BELL TELEPHONE LABOR INC
Inventor: HOVGAARD OLE M , NORMAN INSLEY
IPC: H01H11/00
CPC classification number: H01H11/005 , Y10S65/12 , Y10T29/49105
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公开(公告)号:US1959429A
公开(公告)日:1934-05-22
申请号:US52702931
申请日:1931-04-01
Applicant: BELL TELEPHONE LABOR INC
Inventor: HOVGAARD OLE M
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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:US2157703A
公开(公告)日:1939-05-09
申请号:US1195835
申请日:1935-03-20
Applicant: BELL TELEPHONE LABOR INC
Inventor: HOVGAARD OLE M , KOERNER LAWRENCE F
IPC: H03H9/08
CPC classification number: H03H9/08
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公开(公告)号:US1921433A
公开(公告)日:1933-08-08
申请号:US44973530
申请日:1930-05-05
Applicant: BELL TELEPHONE LABOR INC
Inventor: HOVGAARD OLE M
IPC: H03L1/04
CPC classification number: H03L1/04
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公开(公告)号:US1896513A
公开(公告)日:1933-02-07
申请号:US48719330
申请日:1930-10-08
Applicant: BELL TELEPHONE LABOR INC
Inventor: HOVGAARD OLE M
CPC classification number: H03H9/0504 , H03H9/19
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