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GB1201630A - Improvements in or relating to telephone exchanges - Google Patents

Improvements in or relating to telephone exchanges

Info

Publication number
GB1201630A
GB1201630A GB5891167A GB5891167A GB1201630A GB 1201630 A GB1201630 A GB 1201630A GB 5891167 A GB5891167 A GB 5891167A GB 5891167 A GB5891167 A GB 5891167A GB 1201630 A GB1201630 A GB 1201630A
Authority
GB
United Kingdom
Prior art keywords
relating
telephone exchanges
exchanges
telephone
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
GB5891167A
Inventor
Keith Caves
George Gara
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
Application filed by Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Priority to GB5891167A priority Critical patent/GB1201630A/en
Priority to IE105768A priority patent/IE32320B1/en
Priority to DE19681815825 priority patent/DE1815825B2/en
Publication of GB1201630A publication Critical patent/GB1201630A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Telephonic Communication Services (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
GB5891167A 1967-12-28 1967-12-28 Improvements in or relating to telephone exchanges Expired GB1201630A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB5891167A GB1201630A (en) 1967-12-28 1967-12-28 Improvements in or relating to telephone exchanges
IE105768A IE32320B1 (en) 1967-12-28 1968-08-29 Improvements in or relating to telephone exchanges
DE19681815825 DE1815825B2 (en) 1967-12-28 1968-12-19 CIRCUIT ARRANGEMENT FOR A REMOTE SIGNALING, IN PARTICULAR TELEPHONE SWITCHING SYSTEM WITH MULTIPLE TIME CONNECTION

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5891167A GB1201630A (en) 1967-12-28 1967-12-28 Improvements in or relating to telephone exchanges

Publications (1)

Publication Number Publication Date
GB1201630A true GB1201630A (en) 1970-08-12

Family

ID=10482668

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5891167A Expired GB1201630A (en) 1967-12-28 1967-12-28 Improvements in or relating to telephone exchanges

Country Status (3)

Country Link
DE (1) DE1815825B2 (en)
GB (1) GB1201630A (en)
IE (1) IE32320B1 (en)

Also Published As

Publication number Publication date
DE1815825B2 (en) 1977-03-31
IE32320L (en) 1969-06-28
DE1815825A1 (en) 1969-07-31
IE32320B1 (en) 1973-06-27

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Legal Events

Date Code Title Description
PS Patent sealed
435 Patent endorsed 'licences of right' on the date specified (sect. 35/1949)
PE20 Patent expired after termination of 20 years