FR722167A - Intercommunication system by printing telegraphs - Google Patents

Intercommunication system by printing telegraphs

Info

Publication number
FR722167A
FR722167A FR722167DA FR722167A FR 722167 A FR722167 A FR 722167A FR 722167D A FR722167D A FR 722167DA FR 722167 A FR722167 A FR 722167A
Authority
FR
France
Prior art keywords
intercommunication system
printing telegraphs
telegraphs
printing
intercommunication
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.)
International Communications Laboratories Inc
Original Assignee
International Communications Laboratories 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
Application filed by International Communications Laboratories Inc filed Critical International Communications Laboratories Inc
Application granted granted Critical
Publication of FR722167A publication Critical patent/FR722167A/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
    • H04L12/02—Details
    • H04L12/04—Switchboards

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
FR722167D 1931-08-26 1931-08-26 Intercommunication system by printing telegraphs Expired FR722167A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR722167T 1931-08-26

Publications (1)

Publication Number Publication Date
FR722167A true FR722167A (en) 1932-03-14

Family

ID=9100273

Family Applications (1)

Application Number Title Priority Date Filing Date
FR722167D Expired FR722167A (en) 1931-08-26 1931-08-26 Intercommunication system by printing telegraphs

Country Status (1)

Country Link
FR (1) FR722167A (en)

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