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公开(公告)号:US2189524A
公开(公告)日:1940-02-06
申请号:US7257036
申请日:1936-04-03
Applicant: GEN MOTORS CORP
Inventor: RANDOLPH DONALD W , MCCULLOCH JOHN W
IPC: H02K1/27
CPC classification number: H02K1/2726
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公开(公告)号:US2164472A
公开(公告)日:1939-07-04
申请号:US10671836
申请日:1936-10-21
Applicant: GEN MOTORS CORP
Inventor: RANDOLPH DONALD W , MITCHEL RALPH H
IPC: F02P1/08
CPC classification number: F02P1/086
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公开(公告)号:US2254495A
公开(公告)日:1941-09-02
申请号:US19975838
申请日:1938-04-04
Applicant: GEN MOTORS CORP
Inventor: RANDOLPH DONALD W , BIGLER ROBERT H
CPC classification number: F02M59/14 , F02M37/08 , F02M2700/1323 , F04B43/04
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公开(公告)号:US2018143A
公开(公告)日:1935-10-22
申请号:US62780732
申请日:1932-08-06
Applicant: GEN MOTORS CORP
Inventor: MCCARTY JOHN E , RANDOLPH DONALD W
IPC: C22C1/02
CPC classification number: C22C1/026
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公开(公告)号:US2003466A
公开(公告)日:1935-06-04
申请号:US66733333
申请日:1933-04-22
Applicant: GEN MOTORS CORP
Inventor: RANDOLPH DONALD W , HECTOR RABEZZANA
IPC: F02P3/08
CPC classification number: F02P3/0884
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公开(公告)号:US2001888A
公开(公告)日:1935-05-21
申请号:US60977132
申请日:1932-05-06
Applicant: GEN MOTORS CORP
Inventor: RANDOLPH DONALD W
IPC: H01T13/39
CPC classification number: H01T13/39
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公开(公告)号:US2273991A
公开(公告)日:1942-02-24
申请号:US20470338
申请日:1938-04-27
Applicant: GEN MOTORS CORP
Inventor: RANDOLPH DONALD W , BIGLER ROBERT H
IPC: G01K7/18
CPC classification number: G01K7/18
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公开(公告)号:US2212247A
公开(公告)日:1940-08-20
申请号:US20623638
申请日:1938-05-05
Applicant: GEN MOTORS CORP
Inventor: RANDOLPH DONALD W
IPC: G05D16/20
CPC classification number: G01L19/04
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公开(公告)号:US2096201A
公开(公告)日:1937-10-19
申请号:US74053734
申请日:1934-08-18
Applicant: GEN MOTORS CORP
Inventor: RANDOLPH DONALD W
CPC classification number: B23K35/222 , C22C9/06 , C22C19/00
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公开(公告)号:US2047431A
公开(公告)日:1936-07-14
申请号:US74044134
申请日:1934-08-18
Applicant: GEN MOTORS CORP
Inventor: RANDOLPH DONALD W
IPC: F02P1/08
CPC classification number: F02P1/086
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