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公开(公告)号:US2232860A
公开(公告)日:1941-02-25
申请号:US24972639
申请日:1939-01-07
Applicant: GEN MOTORS CORP
Inventor: MCDOUGAL TAINE G , FESSLER ALBRA H , BLAIR BARLETT HELEN
IPC: H01T13/38
CPC classification number: H01T13/38
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公开(公告)号:US2760875A
公开(公告)日:1956-08-28
申请号:US25419451
申请日:1951-10-31
Applicant: GEN MOTORS CORP
Inventor: KARL SCHWARTZWALDER , BLAIR BARLETT HELEN
IPC: H01B3/02
CPC classification number: H01B3/02
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公开(公告)号:US2214931A
公开(公告)日:1940-09-17
申请号:US22882138
申请日:1938-09-07
Applicant: GEN MOTORS CORP
Inventor: MCDOUGAL TAINE G , FESSLER ALBRA H , BLAIR BARLETT HELEN
IPC: H01T13/38
CPC classification number: H01T13/38
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公开(公告)号:US2344670A
公开(公告)日:1944-03-21
申请号:US42879342
申请日:1942-01-29
Applicant: GEN MOTORS CORP
Inventor: BLAIR BARLETT HELEN
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公开(公告)号:US2177943A
公开(公告)日:1939-10-31
申请号:US22882038
申请日:1938-09-07
Applicant: GEN MOTORS CORP
Inventor: MCDOUGAL TAINE G , BLAIR BARLETT HELEN
IPC: C04B35/111 , H01T13/38
CPC classification number: H01T13/38 , C04B35/111
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