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公开(公告)号:US2638267A
公开(公告)日:1953-05-12
申请号:US1189648
申请日:1948-02-28
Applicant: INT STANDARD ELECTRIC CORP
Inventor: CLIFFORD HARTLEY GEORGE , JOHN REYNOLDS WILLIAM
IPC: G06F7/40
CPC classification number: G06F7/405
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2.Carrier telephone system and supervisory signaling arrangement therefor 失效
Title translation: 载波电话系统及其监控信令安排公开(公告)号:US2624806A
公开(公告)日:1953-01-06
申请号:US76164647
申请日:1947-07-17
Applicant: INT STANDARD ELECTRIC CORP
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公开(公告)号:US2601281A
公开(公告)日:1952-06-24
申请号:US49428243
申请日:1943-07-12
Applicant: INT STANDARD ELECTRIC CORP
Inventor: CLIFFORD HARTLEY GEORGE , JOHN REYNOLDS WILLIAM , BAINES HAIGH LESLIE
IPC: G06F7/40
CPC classification number: G06F7/405
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公开(公告)号:US2593512A
公开(公告)日:1952-04-22
申请号:US75322047
申请日:1947-06-07
Applicant: INT STANDARD ELECTRIC CORP
Inventor: GOODWIM WRIGHT ESMOND PHILIP , JOHN REYNOLDS WILLIAM
IPC: H04Q1/453
CPC classification number: H04Q1/4535
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公开(公告)号:US2468065A
公开(公告)日:1949-04-26
申请号:US66010046
申请日:1946-04-06
Applicant: INT STANDARD ELECTRIC CORP
Inventor: CLIFFORD HARTLEY GEORGE , JOHN REYNOLDS WILLIAM
CPC classification number: H04L25/202 , F28F25/04 , H04L17/30 , H04L25/205
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