FR774049A - Fire alarm device - Google Patents

Fire alarm device

Info

Publication number
FR774049A
FR774049A FR774049DA FR774049A FR 774049 A FR774049 A FR 774049A FR 774049D A FR774049D A FR 774049DA FR 774049 A FR774049 A FR 774049A
Authority
FR
France
Prior art keywords
alarm device
fire alarm
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
French (fr)
Inventor
Leon Rochette
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 FR774049A publication Critical patent/FR774049A/en
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)
FR774049D 1934-06-02 1934-06-02 Fire alarm device Expired FR774049A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR774049T 1934-06-02

Publications (1)

Publication Number Publication Date
FR774049A true FR774049A (en) 1934-11-29

Family

ID=9199670

Family Applications (1)

Application Number Title Priority Date Filing Date
FR774049D Expired FR774049A (en) 1934-06-02 1934-06-02 Fire alarm device

Country Status (1)

Country Link
FR (1) FR774049A (en)

Similar Documents

Publication Publication Date Title
FR807248A (en) Coupling device
FR777246A (en) Fire extinguisher device
FR774049A (en) Fire alarm device
FR45153E (en) Fire extinguisher device
FR773849A (en) Fire extinguisher
FR46502E (en) Anti-aircraft protection device
FR770580A (en) Alarm device
FR761537A (en) Fire alarm device
FR797375A (en) Fire alarm
FR767287A (en) Fire detector device
FR794354A (en) Explosive device activated automatically
FR748043A (en) Burglar alarm
FR777341A (en) Glare prevention device
FR757528A (en) Fire alarm device
FR802034A (en) Coupling device
FR783534A (en) Fire detector device
FR751959A (en) Alarm device
FR755105A (en) Fire alarm device
FR750744A (en) Fire alarm
FR754650A (en) Fire alarm
FR771497A (en) Fire extinguisher device
FR765806A (en) Alarm device
FR733130A (en) Fire warning device
FR778262A (en) Lockout device
FR772494A (en) Clockwork device