GB1280860A - Switching device for a double operation telegraphy subscriber - Google Patents

Switching device for a double operation telegraphy subscriber

Info

Publication number
GB1280860A
GB1280860A GB5691969A GB5691969A GB1280860A GB 1280860 A GB1280860 A GB 1280860A GB 5691969 A GB5691969 A GB 5691969A GB 5691969 A GB5691969 A GB 5691969A GB 1280860 A GB1280860 A GB 1280860A
Authority
GB
United Kingdom
Prior art keywords
line
relay
call
sub
subscribers
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
GB5691969A
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.)
Alcatel CIT SA
Nokia Inc
Original Assignee
Compagnie Industrielle de Telecommunication CIT Alcatel SA
Nokia Inc
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 FR6937584A external-priority patent/FR2063805A6/fr
Application filed by Compagnie Industrielle de Telecommunication CIT Alcatel SA, Nokia Inc filed Critical Compagnie Industrielle de Telecommunication CIT Alcatel SA
Publication of GB1280860A publication Critical patent/GB1280860A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Telephonic Communication Services (AREA)
GB5691969A 1968-11-28 1969-11-20 Switching device for a double operation telegraphy subscriber Expired GB1280860A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR175811 1968-11-28
FR6937584A FR2063805A6 (enrdf_load_stackoverflow) 1969-10-31 1969-10-31

Publications (1)

Publication Number Publication Date
GB1280860A true GB1280860A (en) 1972-07-05

Family

ID=26182343

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5691969A Expired GB1280860A (en) 1968-11-28 1969-11-20 Switching device for a double operation telegraphy subscriber

Country Status (6)

Country Link
BE (1) BE741887A (enrdf_load_stackoverflow)
CH (1) CH506923A (enrdf_load_stackoverflow)
DE (1) DE1959908A1 (enrdf_load_stackoverflow)
GB (1) GB1280860A (enrdf_load_stackoverflow)
NL (1) NL6917903A (enrdf_load_stackoverflow)
SE (1) SE353202B (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2830894C3 (de) * 1978-07-13 1981-05-21 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zum Anschließen von mindestens zwei Fernschreibmaschinen an eine gemeinsame Anschlußleitung

Also Published As

Publication number Publication date
BE741887A (enrdf_load_stackoverflow) 1970-05-19
NL6917903A (enrdf_load_stackoverflow) 1970-06-01
DE1959908A1 (de) 1970-06-18
DE1959908B2 (enrdf_load_stackoverflow) 1978-05-24
CH506923A (fr) 1971-04-30
SE353202B (enrdf_load_stackoverflow) 1973-01-22

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee