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公开(公告)号:US1992019A
公开(公告)日:1935-02-19
申请号:US55460731
申请日:1931-08-03
Applicant: GEN ELECTRIC
Inventor: TAYLOR LAURENS A
CPC classification number: G01S1/02
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公开(公告)号:US1991475A
公开(公告)日:1935-02-19
申请号:US70865034
申请日:1934-01-27
Applicant: GEN ELECTRIC
Inventor: TAYLOR LAURENS A
CPC classification number: G01S1/02
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公开(公告)号:US1991474A
公开(公告)日:1935-02-19
申请号:US67722533
申请日:1933-06-23
Applicant: GEN ELECTRIC
Inventor: TAYLOR LAURENS A
CPC classification number: G01S1/02
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公开(公告)号:US1801123A
公开(公告)日:1931-04-14
申请号:US42499330
申请日:1930-01-31
Applicant: GEN ELECTRIC
Inventor: TAYLOR LAURENS A
IPC: G11B7/00
CPC classification number: G11B7/00
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