FR817756A - Switching device for telegraph installations - Google Patents

Switching device for telegraph installations

Info

Publication number
FR817756A
FR817756A FR817756DA FR817756A FR 817756 A FR817756 A FR 817756A FR 817756D A FR817756D A FR 817756DA FR 817756 A FR817756 A FR 817756A
Authority
FR
France
Prior art keywords
switching device
telegraph
installations
telegraph installations
switching
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
Other languages
French (fr)
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 Lucent Deutschland AG
C Lorenz AG
Original Assignee
Standard Elektrik Lorenz AG
C Lorenz AG
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 Elektrik Lorenz AG, C Lorenz AG filed Critical Standard Elektrik Lorenz AG
Application granted granted Critical
Publication of FR817756A publication Critical patent/FR817756A/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)
  • Data Exchanges In Wide-Area Networks (AREA)
FR817756D 1936-02-14 1937-02-11 Switching device for telegraph installations Expired FR817756A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE495561X 1936-02-14

Publications (1)

Publication Number Publication Date
FR817756A true FR817756A (en) 1937-09-10

Family

ID=6544912

Family Applications (1)

Application Number Title Priority Date Filing Date
FR817756D Expired FR817756A (en) 1936-02-14 1937-02-11 Switching device for telegraph installations

Country Status (5)

Country Link
US (1) US2167509A (en)
BE (1) BE419981A (en)
FR (1) FR817756A (en)
GB (1) GB495561A (en)
NL (1) NL50853C (en)

Also Published As

Publication number Publication date
BE419981A (en)
NL50853C (en)
US2167509A (en) 1939-07-25
GB495561A (en) 1938-11-14

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