ES415035A1 - Un sistema telefonico de llaves que utiliza un control por division de espacio y tiempo. - Google Patents

Un sistema telefonico de llaves que utiliza un control por division de espacio y tiempo.

Info

Publication number
ES415035A1
ES415035A1 ES415035A ES415035A ES415035A1 ES 415035 A1 ES415035 A1 ES 415035A1 ES 415035 A ES415035 A ES 415035A ES 415035 A ES415035 A ES 415035A ES 415035 A1 ES415035 A1 ES 415035A1
Authority
ES
Spain
Prior art keywords
stations
keys
translation
division
lines
Prior art date
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.)
Expired
Application number
ES415035A
Other languages
English (en)
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
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 CA142,792A external-priority patent/CA1018270A/en
Application filed by Alcatel Espana SA filed Critical Alcatel Espana SA
Publication of ES415035A1 publication Critical patent/ES415035A1/es
Expired legal-status Critical Current

Links

Landscapes

  • Sub-Exchange Stations And Push- Button Telephones (AREA)
ES415035A 1972-05-23 1973-05-23 Un sistema telefonico de llaves que utiliza un control por division de espacio y tiempo. Expired ES415035A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA142,792A CA1018270A (en) 1972-05-23 1972-05-23 Key telephone system using time division and space division control

Publications (1)

Publication Number Publication Date
ES415035A1 true ES415035A1 (es) 1976-05-16

Family

ID=4093341

Family Applications (1)

Application Number Title Priority Date Filing Date
ES415035A Expired ES415035A1 (es) 1972-05-23 1973-05-23 Un sistema telefonico de llaves que utiliza un control por division de espacio y tiempo.

Country Status (3)

Country Link
AR (1) AR199668A1 (es)
ES (1) ES415035A1 (es)
IT (1) IT987771B (es)

Also Published As

Publication number Publication date
IT987771B (it) 1975-03-20
AR199668A1 (es) 1974-09-23

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