FR1129769A - Electrical remote signaling installation - Google Patents

Electrical remote signaling installation

Info

Publication number
FR1129769A
FR1129769A FR1129769DA FR1129769A FR 1129769 A FR1129769 A FR 1129769A FR 1129769D A FR1129769D A FR 1129769DA FR 1129769 A FR1129769 A FR 1129769A
Authority
FR
France
Prior art keywords
remote signaling
electrical remote
signaling installation
installation
electrical
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
Pierre Jeanlin
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.)
NEOPHONE FRANCE
Original Assignee
NEOPHONE FRANCE
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 NEOPHONE FRANCE filed Critical NEOPHONE FRANCE
Application granted granted Critical
Publication of FR1129769A publication Critical patent/FR1129769A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B3/00—Audible signalling systems; Audible personal calling systems
    • G08B3/10—Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission
    • G08B3/1008—Personal calling arrangements or devices, i.e. paging systems

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
FR1129769D 1955-08-12 1955-08-12 Electrical remote signaling installation Expired FR1129769A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1129769T 1955-08-12

Publications (1)

Publication Number Publication Date
FR1129769A true FR1129769A (en) 1957-01-25

Family

ID=9637140

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1129769D Expired FR1129769A (en) 1955-08-12 1955-08-12 Electrical remote signaling installation

Country Status (1)

Country Link
FR (1) FR1129769A (en)

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