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公开(公告)号:US2572010A
公开(公告)日:1951-10-23
申请号:US68000146
申请日:1946-06-28
Applicant: INT STANDARD ELECTRIC CORP
Inventor: KUMAR CHATTERJEA PRAFULLA , WILFRED HOUGHTON LESLIE
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2.Arrangement for determining distance by means of electromagnetic waves 失效
Title translation: 通过电磁波确定距离的布置公开(公告)号:US2546973A
公开(公告)日:1951-04-03
申请号:US46857142
申请日:1942-12-10
Applicant: INT STANDARD ELECTRIC CORP
Inventor: KUMAR CHATTERJEA PRAFULLA , WILFRED HOUGHTON LESLIE
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公开(公告)号:US2434908A
公开(公告)日:1948-01-27
申请号:US51797444
申请日:1944-01-12
Applicant: INT STANDARD ELECTRIC CORP
Inventor: KUMAR CHATTERJEA PRAFULLA , THOMAS SCULLY CHARLES
IPC: H03F3/02
CPC classification number: H03F3/02
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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:US2546972A
公开(公告)日:1951-04-03
申请号:US65432046
申请日:1946-03-14
Applicant: INT STANDARD ELECTRIC CORP
Inventor: KUMAR CHATTERJEA PRAFULLA , WILFRED HOUGHTON LESLIE
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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:US2476959A
公开(公告)日:1949-07-26
申请号:US59127045
申请日:1945-05-01
Applicant: INT STANDARD ELECTRIC CORP
Inventor: KUMAR CHATTERJEA PRAFULLA , THOMAS SCULLY CHARLES
IPC: H03K7/08
CPC classification number: H03K7/08
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8.
公开(公告)号:US2468082A
公开(公告)日:1949-04-26
申请号:US49883543
申请日:1943-08-16
Applicant: INT STANDARD ELECTRIC CORP
IPC: H03F1/54
CPC classification number: H03F1/54
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9.Control circuit using high-temperature coefficient resistance elements 失效
Title translation: 控制电路采用高温系数电阻元件公开(公告)号:US2465352A
公开(公告)日:1949-03-29
申请号:US48769643
申请日:1943-05-20
Applicant: INT STANDARD ELECTRIC CORP
Inventor: KUMAR CHATTERJEA PRAFULLA , THOMAS SCULLY CHARLES
IPC: H01C7/04
CPC classification number: H01C7/04 , Y10T137/7306
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公开(公告)号:US2457125A
公开(公告)日:1948-12-28
申请号:US48015643
申请日:1943-03-23
Applicant: INT STANDARD ELECTRIC CORP
Inventor: KUMAR CHATTERJEA PRAFULLA , WILFRED HOUGHTON LESLIE
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