CH223658A - Installation de télégraphe imprimeur. - Google Patents

Installation de télégraphe imprimeur.

Info

Publication number
CH223658A
CH223658A CH223658DA CH223658A CH 223658 A CH223658 A CH 223658A CH 223658D A CH223658D A CH 223658DA CH 223658 A CH223658 A CH 223658A
Authority
CH
Switzerland
Prior art keywords
installation
printing telegraph
telegraph
printing
Prior art date
Application number
Other languages
English (en)
Inventor
Bell Telephone Manufac Anonyme
Original Assignee
Bell Telephone Mfg
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 Bell Telephone Mfg filed Critical Bell Telephone Mfg
Publication of CH223658A publication Critical patent/CH223658A/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H04L12/06—Answer-back mechanisms or circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
CH223658D 1938-04-06 1939-04-06 Installation de télégraphe imprimeur. CH223658A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US200542A US2190540A (en) 1938-04-06 1938-04-06 Printing telegraph system

Publications (1)

Publication Number Publication Date
CH223658A true CH223658A (fr) 1942-09-30

Family

ID=22742144

Family Applications (1)

Application Number Title Priority Date Filing Date
CH223658D CH223658A (fr) 1938-04-06 1939-04-06 Installation de télégraphe imprimeur.

Country Status (3)

Country Link
US (1) US2190540A (fr)
CH (1) CH223658A (fr)
GB (1) GB527336A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2495773A (en) * 1942-12-30 1950-01-31 Bell Telephone Labor Inc Alternating current telegraph system
US2424571A (en) * 1943-09-01 1947-07-29 Bell Telephone Labor Inc Telegraph alarm system
US2850562A (en) * 1953-10-26 1958-09-02 Bell Telephone Labor Inc Teletypewriter switchboard trunk circuit

Also Published As

Publication number Publication date
US2190540A (en) 1940-02-13
GB527336A (en) 1940-10-07

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