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公开(公告)号:US2704825A
公开(公告)日:1955-03-22
申请号:US5820448
申请日:1948-11-04
Applicant: GEN MOTORS CORP
Inventor: MARTIN EDWARD J , SARGEANT WALTER E
IPC: G01R31/02
CPC classification number: G01R31/022
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公开(公告)号:US2662996A
公开(公告)日:1953-12-15
申请号:US21132351
申请日:1951-02-16
Applicant: GEN MOTORS CORP
Inventor: MARTIN EDWARD J
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公开(公告)号:US2449946A
公开(公告)日:1948-09-21
申请号:US55457644
申请日:1944-09-18
Applicant: GEN MOTORS CORP
Inventor: MARTIN EDWARD J , SPROULL WAYNE T
IPC: H01F13/00
CPC classification number: H01F13/006
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公开(公告)号:US2409876A
公开(公告)日:1946-10-22
申请号:US43382042
申请日:1942-03-07
Applicant: GEN MOTORS CORP
Inventor: MARTIN EDWARD J , GRINSTEAD CARL E , FRAWLEY ROBERT N
CPC classification number: G01D5/243 , G01B7/24 , G01L3/10 , Y10S439/912
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公开(公告)号:US2407564A
公开(公告)日:1946-09-10
申请号:US52531844
申请日:1944-03-06
Applicant: GEN MOTORS CORP
Inventor: MARTIN EDWARD J , GRINSTEAD CARL E
IPC: G01J1/44
CPC classification number: G01J1/44
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公开(公告)号:US2405441A
公开(公告)日:1946-08-06
申请号:US51444043
申请日:1943-12-16
Applicant: GEN MOTORS CORP
Inventor: MARTIN EDWARD J
IPC: F41G1/54
CPC classification number: F41G1/54
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公开(公告)号:US2030654A
公开(公告)日:1936-02-11
申请号:US50866631
申请日:1931-01-14
Applicant: GEN MOTORS CORP
Inventor: RASSWEILER GERALD M , MARTIN EDWARD J
IPC: G01R13/04
CPC classification number: G01R13/04
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公开(公告)号:US3012144A
公开(公告)日:1961-12-05
申请号:US66520957
申请日:1957-06-12
Applicant: GEN MOTORS CORP
Inventor: MARTIN EDWARD J
IPC: G01P3/482
CPC classification number: G01P3/482
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公开(公告)号:US2786354A
公开(公告)日:1957-03-26
申请号:US13732650
申请日:1950-01-07
Applicant: GEN MOTORS CORP
Inventor: MARTIN EDWARD J , WHITE JOSEPH F
IPC: G01F1/68
CPC classification number: G01F1/68
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20.Radiant energy transmission and reflection analyzer with adjustable filter 失效
Title translation: 辐射能量透射和反射分析仪带可调节滤光片公开(公告)号:US2766653A
公开(公告)日:1956-10-16
申请号:US27005352
申请日:1952-01-11
Applicant: GEN MOTORS CORP
Inventor: MARTIN EDWARD J , FRAWLEY ROBERT N
IPC: G01N21/27
CPC classification number: G01N21/274
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