FR1087124A - Installation for transmitting and receiving fire and accident signals - Google Patents

Installation for transmitting and receiving fire and accident signals

Info

Publication number
FR1087124A
FR1087124A FR1087124DA FR1087124A FR 1087124 A FR1087124 A FR 1087124A FR 1087124D A FR1087124D A FR 1087124DA FR 1087124 A FR1087124 A FR 1087124A
Authority
FR
France
Prior art keywords
transmitting
installation
receiving fire
accident signals
accident
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
Wilhelm Kengelbach
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 filed Critical
Application granted granted Critical
Publication of FR1087124A publication Critical patent/FR1087124A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
    • G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
    • G08B25/10—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using wireless transmission systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fire Alarms (AREA)
FR1087124D 1952-11-15 1953-11-13 Installation for transmitting and receiving fire and accident signals Expired FR1087124A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE321352X 1952-11-15

Publications (1)

Publication Number Publication Date
FR1087124A true FR1087124A (en) 1955-02-21

Family

ID=6160789

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1087124D Expired FR1087124A (en) 1952-11-15 1953-11-13 Installation for transmitting and receiving fire and accident signals

Country Status (3)

Country Link
CH (1) CH321352A (en)
FR (1) FR1087124A (en)
GB (1) GB767109A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2368766A1 (en) * 1976-10-19 1978-05-19 Automatisme Cie Gle Remote alarm monitoring system - uses waveguides through internal walls to carry centimetre wave alarm signal to detector producing audible alarm

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2368766A1 (en) * 1976-10-19 1978-05-19 Automatisme Cie Gle Remote alarm monitoring system - uses waveguides through internal walls to carry centimetre wave alarm signal to detector producing audible alarm

Also Published As

Publication number Publication date
GB767109A (en) 1957-01-30
CH321352A (en) 1957-04-30

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