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公开(公告)号:US2705738A
公开(公告)日:1955-04-05
申请号:US8946649
申请日:1949-04-25
Applicant: TRIPLETT ELECTRICAL INSTR COMP
Inventor: TRIPLETT RAY L
CPC classification number: G04B37/0418 , G01R1/02
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公开(公告)号:US2342947A
公开(公告)日:1944-02-29
申请号:US43356842
申请日:1942-03-06
Applicant: TRIPLETT ELECTRICAL INSTR COMP
Inventor: LINGEL FREDERICK J
IPC: G01R27/12
CPC classification number: G01R27/12
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公开(公告)号:US2708609A
公开(公告)日:1955-05-17
申请号:US26637552
申请日:1952-01-14
Applicant: TRIPLETT ELECTRICAL INSTR COMP
Inventor: TRIPLETT MILO M
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公开(公告)号:US2705606A
公开(公告)日:1955-04-05
申请号:US26637652
申请日:1952-01-14
Applicant: TRIPLETT ELECTRICAL INSTR COMP
Inventor: TRIPLETT MILO M
IPC: G01R1/02
CPC classification number: G01R1/02 , Y10S411/984
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公开(公告)号:US2666905A
公开(公告)日:1954-01-19
申请号:US17015750
申请日:1950-06-24
Applicant: TRIPLETT ELECTRICAL INSTR COMP
Inventor: GERLACH CARL F
IPC: H01F21/04
CPC classification number: H01F21/04
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公开(公告)号:US2612132A
公开(公告)日:1952-09-30
申请号:US18506350
申请日:1950-09-15
Applicant: TRIPLETT ELECTRICAL INSTR COMP
Inventor: TRIPLETT WILLIAM R
IPC: G01D13/02
CPC classification number: G01D13/02 , Y10S116/46
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7.Exposure meter having adjustable interconnected photocell shutter and pointer biasing means 失效
Title translation: 曝光计具有可调节的互连光电池快门和指针偏置装置公开(公告)号:US2482281A
公开(公告)日:1949-09-20
申请号:US77933047
申请日:1947-10-11
Applicant: TRIPLETT ELECTRICAL INSTR COMP
Inventor: LINGEL FREDERICK J
IPC: G01J1/42
CPC classification number: G01J1/4214
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8.Electrical measuring instrument with range and multiplying factor indicator 失效
Title translation: 带量程和倍率指示器的电气测量仪表公开(公告)号:US2651755A
公开(公告)日:1953-09-08
申请号:US15540050
申请日:1950-04-12
Applicant: TRIPLETT ELECTRICAL INSTR COMP
Inventor: TRIPLETT RAY L
IPC: G01R15/08
CPC classification number: G01R15/08
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公开(公告)号:US2599212A
公开(公告)日:1952-06-03
申请号:US14571150
申请日:1950-02-23
Applicant: TRIPLETT ELECTRICAL INSTR COMP
Inventor: TRIPLETT RAY L
IPC: G01R1/02
CPC classification number: G01R1/02
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公开(公告)号:US2523001A
公开(公告)日:1950-09-19
申请号:US58060045
申请日:1945-03-02
Applicant: TRIPLETT ELECTRICAL INSTR COMP
Inventor: DE LAMATER PAUL
CPC classification number: F16B35/06 , F16B39/22 , Y10T403/32827
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