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公开(公告)号:CA574470A
公开(公告)日:1959-04-21
申请号:CA574470D
Applicant: PHILCO CORP
Inventor: SUNSTEIN DAVID E
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公开(公告)号:CA522461A
公开(公告)日:1956-03-06
申请号:CA522461D
Applicant: PHILCO CORP
Inventor: SUNSTEIN DAVID E
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公开(公告)号:CA491565A
公开(公告)日:1953-03-24
申请号:CA491565D
Applicant: PHILCO CORP
Inventor: SUNSTEIN DAVID E , MANKIN ARTHUR H
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公开(公告)号:CA460767A
公开(公告)日:1949-11-01
申请号:CA460767D
Applicant: PHILCO CORP
Inventor: SUNSTEIN DAVID E
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公开(公告)号:CA455724A
公开(公告)日:1949-04-05
申请号:CA455724D
Applicant: PHILCO CORP
Inventor: SUNSTEIN DAVID E
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公开(公告)号:CA439566A
公开(公告)日:1947-02-04
申请号:CA439566D
Applicant: PHILCO CORP
Inventor: SUNSTEIN DAVID E
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公开(公告)号:US2922049A
公开(公告)日:1960-01-19
申请号:US50646155
申请日:1955-05-06
Applicant: PHILCO CORP
Inventor: SUNSTEIN DAVID E
IPC: G06K11/04
CPC classification number: G06K11/04
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公开(公告)号:US2897490A
公开(公告)日:1959-07-28
申请号:US32540752
申请日:1952-12-11
Applicant: PHILCO CORP
Inventor: SUNSTEIN DAVID E
CPC classification number: G01S7/2926 , G01S7/003
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公开(公告)号:US2758298A
公开(公告)日:1956-08-07
申请号:US67496846
申请日:1946-06-07
Applicant: PHILCO CORP
Inventor: SUNSTEIN DAVID E
IPC: G01S7/06
CPC classification number: G01S7/06
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40.Hybrid network for combining and separating electromagnetic wave signals 失效
Title translation: 用于组合和分离电磁波信号的混合网络公开(公告)号:US2702371A
公开(公告)日:1955-02-15
申请号:US7699149
申请日:1949-02-17
Applicant: PHILCO CORP
Inventor: SUNSTEIN DAVID E
IPC: H01P5/22
CPC classification number: H01P5/227
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