GB850361A - Improvements relating to automatic exchange systems - Google Patents

Improvements relating to automatic exchange systems

Info

Publication number
GB850361A
GB850361A GB3545455A GB3545455A GB850361A GB 850361 A GB850361 A GB 850361A GB 3545455 A GB3545455 A GB 3545455A GB 3545455 A GB3545455 A GB 3545455A GB 850361 A GB850361 A GB 850361A
Authority
GB
United Kingdom
Prior art keywords
gate
read
circuit
spaces
space
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
GB3545455A
Other languages
English (en)
Inventor
John Edward Flood
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.)
Siemens Edison Swan Ltd
Original Assignee
Siemens Edison Swan Ltd
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
Application filed by Siemens Edison Swan Ltd filed Critical Siemens Edison Swan Ltd
Priority to GB3545455A priority Critical patent/GB850361A/en
Priority to DES51543A priority patent/DE1081064B/de
Publication of GB850361A publication Critical patent/GB850361A/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
    • H04M15/04—Recording calls, or communications in printed, perforated or other permanent form

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Meter Arrangements (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
GB3545455A 1955-12-09 1955-12-09 Improvements relating to automatic exchange systems Expired GB850361A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB3545455A GB850361A (en) 1955-12-09 1955-12-09 Improvements relating to automatic exchange systems
DES51543A DE1081064B (de) 1955-12-09 1956-12-08 Schaltungsanordnung zum selbsttaetigen Gebuehrenerfassen abhaengig von Zeit und/oder Zone fuer indirekt gesteuerte Selbstanschluss-Fernsprechanlagen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3545455A GB850361A (en) 1955-12-09 1955-12-09 Improvements relating to automatic exchange systems

Publications (1)

Publication Number Publication Date
GB850361A true GB850361A (en) 1960-10-05

Family

ID=10377919

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3545455A Expired GB850361A (en) 1955-12-09 1955-12-09 Improvements relating to automatic exchange systems

Country Status (2)

Country Link
DE (1) DE1081064B (de)
GB (1) GB850361A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1173146B (de) * 1962-09-06 1964-07-02 Siemens Ag Verfahren zur Bestimmung der Zaehlimpulsfolgen in Fernmelde-, insbesondere Fernsprechsystemen

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE516057A (de) * 1951-12-07
US2850571A (en) * 1952-09-19 1958-09-02 Int Standard Electric Corp Magnetic store for telephone meter impulses
BE528008A (de) * 1953-04-13
FR1082786A (fr) * 1953-05-27 1955-01-03 British Telecomm Res Ltd Perfectionnements apportés aux systèmes téléphoniques ou similaires ou ayant trait à ces systèmes

Also Published As

Publication number Publication date
DE1081064B (de) 1960-05-05

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