GB534086A - Improvements in or relating to telecommunication exchange systems - Google Patents

Improvements in or relating to telecommunication exchange systems

Info

Publication number
GB534086A
GB534086A GB2737139A GB2737139A GB534086A GB 534086 A GB534086 A GB 534086A GB 2737139 A GB2737139 A GB 2737139A GB 2737139 A GB2737139 A GB 2737139A GB 534086 A GB534086 A GB 534086A
Authority
GB
United Kingdom
Prior art keywords
final selector
relay
line
final
switch
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
GB2737139A
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.)
STC PLC
Original Assignee
Standard Telephone and Cables PLC
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 to FR963406D priority Critical patent/FR963406A/fr
Application filed by Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Priority to GB2737139A priority patent/GB534086A/en
Publication of GB534086A publication Critical patent/GB534086A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
    • H04M15/36—Charging, billing or metering arrangements for party-lines

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Meter Arrangements (AREA)
GB2737139A 1939-10-06 1939-10-06 Improvements in or relating to telecommunication exchange systems Expired GB534086A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR963406D FR963406A (fi) 1939-10-06
GB2737139A GB534086A (en) 1939-10-06 1939-10-06 Improvements in or relating to telecommunication exchange systems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2737139A GB534086A (en) 1939-10-06 1939-10-06 Improvements in or relating to telecommunication exchange systems

Publications (1)

Publication Number Publication Date
GB534086A true GB534086A (en) 1941-02-27

Family

ID=10258522

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2737139A Expired GB534086A (en) 1939-10-06 1939-10-06 Improvements in or relating to telecommunication exchange systems

Country Status (2)

Country Link
FR (1) FR963406A (fi)
GB (1) GB534086A (fi)

Also Published As

Publication number Publication date
FR963406A (fi) 1950-07-10

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