Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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Publication date
Priority claimed from DEST24162Aexternal-prioritypatent/DE1256268B/de
Application filed by International Standard Electric CorpfiledCriticalInternational Standard Electric Corp
Priority to FR70307ApriorityCriticalpatent/FR1487215A/fr
Application grantedgrantedCritical
Publication of FR1487215ApublicationCriticalpatent/FR1487215A/fr
H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
H04Q3/54—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised
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Engineering & Computer Science
(AREA)
Computer Networks & Wireless Communication
(AREA)
FR70307A1965-07-211966-07-21Perfectionnements aux systèmes de téléphonie
ExpiredFR1487215A
(fr)