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公开(公告)号:US2446567A
公开(公告)日:1948-08-10
申请号:US42500241
申请日:1941-12-30
Applicant: SPERRY CORP
Inventor: WHITE GIFFORD E , MORRIS RELSON
IPC: G05D3/12
CPC classification number: G05D3/121
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公开(公告)号:US2438912A
公开(公告)日:1948-04-06
申请号:US44899242
申请日:1942-06-29
Applicant: SPERRY CORP
Inventor: HANSEN WILLIAM W , WOODYARD JOHN R , MORRIS RELSON
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