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公开(公告)号:US3067936A
公开(公告)日:1962-12-11
申请号:US85307959
申请日:1959-11-16
Applicant: ITT
Inventor: KASPER FRANK S , PORTER VIRGLE E
IPC: G07F17/14
CPC classification number: G07F17/145
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公开(公告)号:US3204044A
公开(公告)日:1965-08-31
申请号:US38982664
申请日:1964-08-10
Applicant: ITT
Inventor: PORTER VIRGLE E
IPC: G05F1/613 , H01L27/00 , H01L27/102 , H03F3/32 , H03K17/70 , H03K17/72 , H03K19/177 , H03K23/00 , H04M19/00 , H04Q3/00 , H04Q3/52
CPC classification number: H04Q3/521 , G05F1/613 , H01L27/00 , H01L27/1021 , H01L27/1027 , H03K17/70 , H03K17/72 , H03K19/177 , H03K19/17736 , H03K19/1778 , H03K19/17796 , H03K23/002 , H04M19/001 , H04Q3/00
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