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公开(公告)号:US2542991A
公开(公告)日:1951-02-27
申请号:US59487045
申请日:1945-05-21
Applicant: INT STANDARD ELECTRIC CORP
Inventor: KUMAR CHATTERJEA PRAFULLA , THOMAS SCULLY CHARLES , MIN AMBROSE DERMOT , KINLOCH BENEY JAMES
CPC classification number: H04J3/06 , H04J3/00 , H04J3/0614
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公开(公告)号:US2495726A
公开(公告)日:1950-01-31
申请号:US53483644
申请日:1944-05-09
Applicant: INT STANDARD ELECTRIC CORP
Inventor: WILFRED HOUGHTON LESLIE , MIN AMBROSE DERMOT
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公开(公告)号:US2546974A
公开(公告)日:1951-04-03
申请号:US67999946
申请日:1946-06-28
Applicant: INT STANDARD ELECTRIC CORP
Inventor: KUMAR CHATTERJEA PRAFULLA , MIN AMBROSE DERMOT
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公开(公告)号:US2426179A
公开(公告)日:1947-08-26
申请号:US49028443
申请日:1943-06-10
Applicant: INT STANDARD ELECTRIC CORP
Inventor: KUMAR CHATTERJEA PRAFULLA , MIN AMBROSE DERMOT
IPC: H03K6/02
CPC classification number: H03K6/02
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公开(公告)号:US2489268A
公开(公告)日:1949-11-29
申请号:US47607243
申请日:1943-02-16
Applicant: INT STANDARD ELECTRIC CORP
Inventor: KUMAR CHATTERJEA PRAFULLA , MIN AMBROSE DERMOT
IPC: H04B14/02
CPC classification number: H04B14/02
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公开(公告)号:US2462071A
公开(公告)日:1949-02-22
申请号:US58567045
申请日:1945-03-30
Applicant: INT STANDARD ELECTRIC CORP
Inventor: KUMAR CHATTERJEA PRAFULLA , MIN AMBROSE DERMOT , KINLOCH BENEY JAMES
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