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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nokia Spain SA
Original Assignee
Alcatel Espana SA
Standard Electrica SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from FR860900Aexternal-prioritypatent/FR79859E/en
Application filed by Alcatel Espana SA, Standard Electrica SAfiledCriticalAlcatel Espana SA
Publication of ES277018A1publicationCriticalpatent/ES277018A1/en
A selector system for circuits or electrical equipment applicable particularly to automatic telephone switching systems comprising a local exchange connecting a number of subscriber apparatuses, a number of distant exchanges, selector chain means including multi-selector switches controlled by transistors to provide circuits for linking said subscribers to said remote exchanges and those calling the calls of said remote exchanges through said local exchange, linking means for exchanging route signals with said remote exchanges, characterized in that said linking means consist of relays for interconnecting said circuits and signal relays for controlling the signaling in said subscriber apparatuses. (Machine-translation by Google Translate, not legally binding)
ES277018A1961-05-051962-05-04Selector system for circuits or electrical equipment (Machine-translation by Google Translate, not legally binding)
ExpiredES277018A1
(en)
Circuit provision for telecommunication link installations, particularly for telephone installations, with coupling fields. (Machine-translation by Google Translate, not legally binding)
Circuit provision for telecommunication link installations, particularly for telephone installations with coupling fields. (Machine-translation by Google Translate, not legally binding)