FR1000917A - Remote signaling device - Google Patents

Remote signaling device

Info

Publication number
FR1000917A
FR1000917A FR1000917DA FR1000917A FR 1000917 A FR1000917 A FR 1000917A FR 1000917D A FR1000917D A FR 1000917DA FR 1000917 A FR1000917 A FR 1000917A
Authority
FR
France
Prior art keywords
signaling device
remote signaling
remote
signaling
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)
Inventor
Georges Cagnat
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.)
Compagnie Industrielle des Telephones SA
Original Assignee
Compagnie Industrielle des Telephones SA
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 Compagnie Industrielle des Telephones SA filed Critical Compagnie Industrielle des Telephones SA
Application granted granted Critical
Publication of FR1000917A publication Critical patent/FR1000917A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/16—Monitoring arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/40—Monitoring; Testing of relay systems
    • H04B17/407—Monitoring; Testing of relay systems without selective localization
    • H04B17/408—Monitoring; Testing of relay systems without selective localization using successive loop-backs

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
FR1000917D 1949-11-30 1949-11-30 Remote signaling device Expired FR1000917A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1000917T 1949-11-30

Publications (1)

Publication Number Publication Date
FR1000917A true FR1000917A (en) 1952-02-18

Family

ID=9560823

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1000917D Expired FR1000917A (en) 1949-11-30 1949-11-30 Remote signaling device

Country Status (3)

Country Link
CH (1) CH288028A (en)
FR (1) FR1000917A (en)
NL (2) NL152150B (en)

Also Published As

Publication number Publication date
NL76647C (en) 1900-01-01
CH288028A (en) 1952-12-31
NL152150B (en)

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