CH488363A - Prüfschaltung für Abtasteinrichtungen, insbesondere in Fernsprechvermittlungsanlagen
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Prüfschaltung für Abtasteinrichtungen, insbesondere in Fernsprechvermittlungsanlagen
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Publication number
CH488363A
CH488363ACH384969ACH384969ACH488363ACH 488363 ACH488363 ACH 488363ACH 384969 ACH384969 ACH 384969ACH 384969 ACH384969 ACH 384969ACH 488363 ACH488363 ACH 488363A
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Application filed by Int Standard Electric CorpfiledCriticalInt Standard Electric Corp
Publication of CH488363ApublicationCriticalpatent/CH488363A/de
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
H04Q3/545—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised using a stored programme