FR765411A - Fire alarm with obstruction device - Google Patents

Fire alarm with obstruction device

Info

Publication number
FR765411A
FR765411A FR765411DA FR765411A FR 765411 A FR765411 A FR 765411A FR 765411D A FR765411D A FR 765411DA FR 765411 A FR765411 A FR 765411A
Authority
FR
France
Prior art keywords
fire alarm
obstruction device
obstruction
alarm
fire
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
Heinrich Bohn
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 FR765411A publication Critical patent/FR765411A/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
    • G08B25/12—Manually actuated calamity alarm transmitting arrangements emergency non-personal manually actuated alarm, activators, e.g. details of alarm push buttons mounted on an infrastructure

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Emergency Alarm Devices (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
  • Hooks, Suction Cups, And Attachment By Adhesive Means (AREA)
FR765411D 1932-12-13 1933-12-12 Fire alarm with obstruction device Expired FR765411A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE410433X 1932-12-13

Publications (1)

Publication Number Publication Date
FR765411A true FR765411A (en) 1934-06-09

Family

ID=6424943

Family Applications (1)

Application Number Title Priority Date Filing Date
FR765411D Expired FR765411A (en) 1932-12-13 1933-12-12 Fire alarm with obstruction device

Country Status (2)

Country Link
FR (1) FR765411A (en)
GB (1) GB410433A (en)

Also Published As

Publication number Publication date
GB410433A (en) 1934-05-17

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