FR423367A - Circuit avertisseur d'incendie - Google Patents

Circuit avertisseur d'incendie

Info

Publication number
FR423367A
FR423367A FR423367DA FR423367A FR 423367 A FR423367 A FR 423367A FR 423367D A FR423367D A FR 423367DA FR 423367 A FR423367 A FR 423367A
Authority
FR
France
Prior art keywords
fire alarm
alarm circuit
circuit
fire
alarm
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
English (en)
Inventor
John Henry Bruhn
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR423367A publication Critical patent/FR423367A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/06—Electric actuation of the alarm, e.g. using a thermally-operated switch

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR423367D 1910-12-06 1910-12-06 Circuit avertisseur d'incendie Expired FR423367A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR423367T 1910-12-06

Publications (1)

Publication Number Publication Date
FR423367A true FR423367A (fr) 1911-04-14

Family

ID=1466217

Family Applications (1)

Application Number Title Priority Date Filing Date
FR423367D Expired FR423367A (fr) 1910-12-06 1910-12-06 Circuit avertisseur d'incendie

Country Status (1)

Country Link
FR (1) FR423367A (fr)

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