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公开(公告)号:US2319435A
公开(公告)日:1943-05-18
申请号:US40954641
申请日:1941-09-04
Applicant: GEN MOTORS CORP
Inventor: RASSWEILER GERALD M , FRAWLEY ROBERT N
IPC: G05D1/02
CPC classification number: G05D1/0206
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公开(公告)号:US2775885A
公开(公告)日:1957-01-01
申请号:US30338452
申请日:1952-08-08
Applicant: GEN MOTORS CORP
Inventor: RASSWEILER GERALD M , WELLER JR EDWARD F
IPC: G01N29/036
CPC classification number: G01N29/036
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公开(公告)号:US2431234A
公开(公告)日:1947-11-18
申请号:US56660844
申请日:1944-12-04
Applicant: GEN MOTORS CORP
Inventor: RASSWEILER GERALD M , ERWIN WESLEY S
CPC classification number: G01N29/04 , G01B17/02 , G01N2291/02854
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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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