GB717688A - Improvements in or relating to electrical signalling systems - Google Patents

Improvements in or relating to electrical signalling systems

Info

Publication number
GB717688A
GB717688A GB1767651A GB1767651A GB717688A GB 717688 A GB717688 A GB 717688A GB 1767651 A GB1767651 A GB 1767651A GB 1767651 A GB1767651 A GB 1767651A GB 717688 A GB717688 A GB 717688A
Authority
GB
United Kingdom
Prior art keywords
block
dot
lead
pulses
area
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
GB1767651A
Other languages
English (en)
Inventor
George Thomas Baker
Raymond Beaufoy
Victor Edmund Mann
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.)
British Telecommunications PLC
British Telecommunications Research Ltd
Original Assignee
British Telecommunications PLC
British Telecommunications Research 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
Priority to NL103485D priority Critical patent/NL103485C/xx
Application filed by British Telecommunications PLC, British Telecommunications Research Ltd filed Critical British Telecommunications PLC
Priority to GB1767651A priority patent/GB717688A/en
Priority to DEB21294A priority patent/DE926078C/de
Publication of GB717688A publication Critical patent/GB717688A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Communication Control (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
GB1767651A 1951-07-25 1951-07-25 Improvements in or relating to electrical signalling systems Expired GB717688A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
NL103485D NL103485C (enrdf_load_stackoverflow) 1951-07-25
GB1767651A GB717688A (en) 1951-07-25 1951-07-25 Improvements in or relating to electrical signalling systems
DEB21294A DE926078C (de) 1951-07-25 1952-07-23 Elektrisches Signalsystem

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1767651A GB717688A (en) 1951-07-25 1951-07-25 Improvements in or relating to electrical signalling systems

Publications (1)

Publication Number Publication Date
GB717688A true GB717688A (en) 1954-11-03

Family

ID=10099261

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1767651A Expired GB717688A (en) 1951-07-25 1951-07-25 Improvements in or relating to electrical signalling systems

Country Status (3)

Country Link
DE (1) DE926078C (enrdf_load_stackoverflow)
GB (1) GB717688A (enrdf_load_stackoverflow)
NL (1) NL103485C (enrdf_load_stackoverflow)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB652263A (en) * 1947-12-22 1951-04-18 Sten Daniel Vigren Improvements in or relating to automatic telephone systems

Also Published As

Publication number Publication date
DE926078C (de) 1955-04-07
NL103485C (enrdf_load_stackoverflow)

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