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公开(公告)号:US3413716A
公开(公告)日:1968-12-03
申请号:US45228865
申请日:1965-04-30
Applicant: XEROX CORP
Inventor: SCHWERTZ FREDERICK A , SMITH FREDERICK H JR
IPC: H01F17/00
CPC classification number: H01F17/0033 , H01F2017/004 , Y10T29/4902
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公开(公告)号:US3318698A
公开(公告)日:1967-05-09
申请号:US27787963
申请日:1963-05-03
Applicant: XEROX CORP
Inventor: SCHWERTZ FREDERICK A
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公开(公告)号:US3221335A
公开(公告)日:1965-11-30
申请号:US63800857
申请日:1957-02-04
Applicant: XEROX CORP
Inventor: SCHWERTZ FREDERICK A
CPC classification number: G03G15/321 , G09G3/30 , G09G2360/148 , Y10S347/90
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24.
公开(公告)号:US3217209A
公开(公告)日:1965-11-09
申请号:US2864260
申请日:1960-05-12
Applicant: XEROX CORP
Inventor: KINSELLA JOHN J , SCHWERTZ FREDERICK A
CPC classification number: H01G2/00 , H05K1/16 , H05K1/162 , H05K1/167 , H05K3/06 , H05K3/061 , H05K3/388 , H05K2201/0317 , H05K2201/09763
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公开(公告)号:US3213429A
公开(公告)日:1965-10-19
申请号:US28307463
申请日:1963-05-24
Applicant: XEROX CORP
Inventor: SCHWERTZ FREDERICK A
CPC classification number: H04N5/82 , G03G15/325 , G03G16/00
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公开(公告)号:US3050580A
公开(公告)日:1962-08-21
申请号:US63806757
申请日:1957-02-04
Applicant: XEROX CORP
Inventor: SCHWERTZ FREDERICK A
CPC classification number: G03G15/321 , H04N1/23 , H04N1/29 , Y10S101/37
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