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公开(公告)号:US2579510A
公开(公告)日:1951-12-25
申请号:US56306844
申请日:1944-11-11
Applicant: SPERRY CORP
Inventor: NAGY EDWARD J , HAMMOND JR EDMUND B
IPC: F41G5/00
CPC classification number: F41G5/00
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公开(公告)号:US2705371A
公开(公告)日:1955-04-05
申请号:US65637946
申请日:1946-03-22
Applicant: SPERRY CORP
Inventor: HAMMOND JR EDMUND B
CPC classification number: F41G5/16 , G01C21/18 , Y10T74/1218 , Y10T74/20366
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公开(公告)号:US2557103A
公开(公告)日:1951-06-19
申请号:US55962544
申请日:1944-10-20
Applicant: SPERRY CORP
Inventor: HAMMOND JR EDMUND B
IPC: F41G3/00
CPC classification number: F41G3/00
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公开(公告)号:US2709303A
公开(公告)日:1955-05-31
申请号:US74881547
申请日:1947-05-17
Applicant: SPERRY CORP
Inventor: HAMMOND JR EDMUND B
IPC: F41G3/06
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公开(公告)号:US2660793A
公开(公告)日:1953-12-01
申请号:US44415242
申请日:1942-05-22
Applicant: SPERRY CORP
Inventor: HOLSCHUH CARL G , HAMMOND JR EDMUND B , WHITE WALTER T
IPC: G01S13/42
CPC classification number: G01S13/422
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公开(公告)号:US2520929A
公开(公告)日:1950-09-05
申请号:US74842447
申请日:1947-05-16
Applicant: SPERRY CORP
Inventor: HAMMOND JR EDMUND B
IPC: G01C19/38
CPC classification number: G01C19/38 , Y10T74/1257
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公开(公告)号:US2484823A
公开(公告)日:1949-10-18
申请号:US60811845
申请日:1945-08-01
Applicant: SPERRY CORP
Inventor: HAMMOND JR EDMUND B
IPC: G01C19/42
CPC classification number: G01C19/42 , Y10T74/12 , Y10T74/1229
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公开(公告)号:US2704489A
公开(公告)日:1955-03-22
申请号:US48353243
申请日:1943-04-17
Applicant: SPERRY CORP
Inventor: HAMMOND JR EDMUND B , WING WILLIS G , WILLIAMS JR F NORTON
IPC: F41G5/12
CPC classification number: F41G5/12
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公开(公告)号:US2564698A
公开(公告)日:1951-08-21
申请号:US49555643
申请日:1943-07-21
Applicant: SPERRY CORP
Inventor: KNOWLES RICHARD C , WHITE WALTER T , HARRIS JR HERBERT , NAGY EDWARD J , HAMMOND JR EDMUND B
IPC: F41G5/18
CPC classification number: F41G5/18 , Y10T74/19051
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