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公开(公告)号:US2686839A
公开(公告)日:1954-08-17
申请号:US16927350
申请日:1950-06-20
Applicant: INT STANDARD ELECTRIC CORP
Inventor: DEN HERTOG MARTINUS
IPC: H04Q3/42
CPC classification number: H04Q3/42
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公开(公告)号:US2636945A
公开(公告)日:1953-04-28
申请号:US1429448
申请日:1948-03-11
Applicant: INT STANDARD ELECTRIC CORP
Inventor: DEN HERTOG MARTINUS , DE ZEEUW CONSTANTINUS
IPC: H04Q3/00
CPC classification number: H04Q3/0016
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公开(公告)号:US2593418A
公开(公告)日:1952-04-22
申请号:US72635947
申请日:1947-02-04
Applicant: INT STANDARD ELECTRIC CORP
Inventor: DEN HERTOG MARTINUS
IPC: H04Q3/00
CPC classification number: H04Q3/00
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公开(公告)号:US2543003A
公开(公告)日:1951-02-27
申请号:US69128546
申请日:1946-08-17
Applicant: INT STANDARD ELECTRIC CORP
Inventor: DEN HERTOG MARTINUS
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15.
公开(公告)号:US2447495A
公开(公告)日:1948-08-24
申请号:US48627543
申请日:1943-05-08
Applicant: INT STANDARD ELECTRIC CORP
Inventor: DEN HERTOG MARTINUS , CABES LUCIEN ALFRED B
IPC: H04Q1/18
CPC classification number: H04Q1/18
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公开(公告)号:US2913528A
公开(公告)日:1959-11-17
申请号:US34776653
申请日:1953-04-09
Applicant: INT STANDARD ELECTRIC CORP
Inventor: DEN HERTOG MARTINUS , DE ZEEUW CONSTANTINUS
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公开(公告)号:US2912510A
公开(公告)日:1959-11-10
申请号:US36423653
申请日:1953-06-26
Applicant: INT STANDARD ELECTRIC CORP
Inventor: DEN HERTOG MARTINUS , DE ZEEUW CONSTANTINUS
CPC classification number: H03K3/281 , H03K3/26 , H04Q1/18 , H04Q3/00 , H04Q3/0004
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公开(公告)号:US2739186A
公开(公告)日:1956-03-20
申请号:US28478552
申请日:1952-04-28
Applicant: INT STANDARD ELECTRIC CORP
Inventor: DEN HERTOG MARTINUS
CPC classification number: H04Q3/00 , H04Q1/18 , H04Q3/0004
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19.Means for automatically detecting a change of condition in any one of a number of electrical circuits from a common circuit 失效
Title translation: 用于自动检测来自公共电路的多个电路中的任一个中的状态变化的装置公开(公告)号:US2688662A
公开(公告)日:1954-09-07
申请号:US20591751
申请日:1951-01-13
Applicant: INT STANDARD ELECTRIC CORP
Inventor: DEN HERTOG MARTINUS , DE ZEEUW CONSTANTINUS , HELMUT ADELAAR HANS
IPC: H04Q3/00
CPC classification number: H04Q3/0004
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公开(公告)号:US2593419A
公开(公告)日:1952-04-22
申请号:US74985047
申请日:1947-05-22
Applicant: INT STANDARD ELECTRIC CORP
Inventor: DEN HERTOG MARTINUS , CHARLES BERDEN AMEDIE
IPC: H04Q3/62
CPC classification number: H04Q3/625
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