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公开(公告)号:US2990534A
公开(公告)日:1961-06-27
申请号:US68568157
申请日:1957-09-23
Applicant: SQUARE D CO
Inventor: NIELSEN ERIK J
IPC: H01R9/26
CPC classification number: H01R9/26
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公开(公告)号:US3351893A
公开(公告)日:1967-11-07
申请号:US55232166
申请日:1966-05-23
Applicant: SQUARE D CO
Inventor: THOMAS PARRIS , NIELSEN ERIK J
IPC: H01R9/24
CPC classification number: H01R9/24
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公开(公告)号:US2889533A
公开(公告)日:1959-06-02
申请号:US45181654
申请日:1954-08-24
Applicant: SQUARE D CO
Inventor: NIELSEN ERIK J
IPC: H01H85/20
CPC classification number: H01H85/204 , H01H85/202 , H01H2085/207
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公开(公告)号:US3289043A
公开(公告)日:1966-11-29
申请号:US44936165
申请日:1965-04-06
Applicant: SQUARE D CO
Inventor: NIELSEN ERIK J
IPC: H01R13/518
CPC classification number: H01R13/518
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公开(公告)号:US3287516A
公开(公告)日:1966-11-22
申请号:US39115964
申请日:1964-08-21
Applicant: SQUARE D CO
Inventor: NIELSEN ERIK J
CPC classification number: H01H9/042 , H01H21/285 , H01H2021/287
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公开(公告)号:US3007129A
公开(公告)日:1961-10-31
申请号:US72304858
申请日:1958-03-21
Applicant: SQUARE D CO
Inventor: NIELSEN ERIK J
IPC: H01R9/26
CPC classification number: H01R9/26
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7.Plunger operated photoelectric switch convertible from normally on to normally off 失效
Title translation: 柱塞式光电开关从正常开启转为常开公开(公告)号:US3336482A
公开(公告)日:1967-08-15
申请号:US37652364
申请日:1964-06-19
Applicant: SQUARE D CO
Inventor: MIERENDORF ROBERT C , NIELSEN ERIK J , BOLEY ROBERT D
IPC: H03K17/78 , H03K17/968
CPC classification number: H03K17/968 , H03K17/78
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8.
公开(公告)号:US3215800A
公开(公告)日:1965-11-02
申请号:US20662462
申请日:1962-07-02
Applicant: SQUARE D CO
Inventor: MAX HURTER , NIELSEN ERIK J
CPC classification number: H01H11/0012 , H01H50/045 , H01H50/305 , H01H50/443 , H01H50/545 , H01H2300/042
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9.
公开(公告)号:US3207956A
公开(公告)日:1965-09-21
申请号:US19275262
申请日:1962-05-07
Applicant: SQUARE D CO
Inventor: ROTHWEILER RICHARD C , NIELSEN ERIK J , MIERENDORF ROBERT C
IPC: H01R9/26
CPC classification number: H01R9/2625
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10.
公开(公告)号:US3141722A
公开(公告)日:1964-07-21
申请号:US19275162
申请日:1962-05-07
Applicant: SQUARE D CO
Inventor: NIELSEN ERIK J
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