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1.
公开(公告)号:US2720604A
公开(公告)日:1955-10-11
申请号:US26379051
申请日:1951-12-28
Applicant: GEN MOTORS CORP
Inventor: MITCHEL RALPH H , SCHWYN RAYMOND E
IPC: G01P3/495 , G01R11/185
CPC classification number: G01R11/185 , G01P3/4956
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公开(公告)号:US2478119A
公开(公告)日:1949-08-02
申请号:US58939245
申请日:1945-04-20
Applicant: GEN MOTORS CORP
Inventor: MITCHEL RALPH H
IPC: H01T4/12
CPC classification number: H01T4/12
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公开(公告)号:US2719278A
公开(公告)日:1955-09-27
申请号:US41777254
申请日:1954-03-22
Applicant: GEN MOTORS CORP
Inventor: KERNEN KENNETH C , MITCHEL RALPH H , SCHWYN RAYMOND E
IPC: H01R4/50
CPC classification number: H01R4/5033 , Y10T24/3907
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公开(公告)号:US2711520A
公开(公告)日:1955-06-21
申请号:US22397251
申请日:1951-05-01
Applicant: GEN MOTORS CORP
Inventor: KERNEN KENNETH C , MITCHEL RALPH H , SCHWYN RAYMOND E
IPC: H01R4/50
CPC classification number: H01R4/5033
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公开(公告)号:US2668944A
公开(公告)日:1954-02-09
申请号:US26378851
申请日:1951-12-28
Applicant: GEN MOTORS CORP
Inventor: SCHWYN RAYMOND E , MITCHEL RALPH H
IPC: C22C38/40
CPC classification number: C22C38/40
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公开(公告)号:US1988568A
公开(公告)日:1935-01-22
申请号:US61123532
申请日:1932-05-13
Applicant: GEN MOTORS CORP
Inventor: RANDOLPH DONALD W , MITCHEL RALPH H
IPC: C22C38/08 , G01R11/185
CPC classification number: C22C38/08 , G01R11/185
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公开(公告)号:US2975339A
公开(公告)日:1961-03-14
申请号:US72818858
申请日:1958-04-14
Applicant: GEN MOTORS CORP
Inventor: MITCHEL RALPH H , SCHWYN RAYMOND E
CPC classification number: G01P3/4956 , H01F1/14708
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公开(公告)号:US2800383A
公开(公告)日:1957-07-23
申请号:US47865654
申请日:1954-12-30
Applicant: GEN MOTORS CORP
Inventor: MITCHEL RALPH H
IPC: H01T21/00
CPC classification number: H01T21/00
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9.
公开(公告)号:US2725493A
公开(公告)日:1955-11-29
申请号:US23681651
申请日:1951-07-14
Applicant: GEN MOTORS CORP
Inventor: MITCHEL RALPH H , HELGEBY RALPH O
IPC: G01P3/495
CPC classification number: G01P3/4956
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公开(公告)号:US2720603A
公开(公告)日:1955-10-11
申请号:US26378951
申请日:1951-12-28
Applicant: GEN MOTORS CORP
Inventor: MITCHEL RALPH H , SCHWYN RAYMOND E
IPC: G01P3/495
CPC classification number: G01P3/4956
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