FR402606A - Fire alarm - Google Patents

Fire alarm

Info

Publication number
FR402606A
FR402606A FR402606DA FR402606A FR 402606 A FR402606 A FR 402606A FR 402606D A FR402606D A FR 402606DA FR 402606 A FR402606 A FR 402606A
Authority
FR
France
Prior art keywords
fire alarm
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
Alexander Allan
Thomas Bowling
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 FR402606A publication Critical patent/FR402606A/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
    • G08B17/04—Hydraulic or pneumatic actuation of the alarm, e.g. by change of fluid pressure

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • General Physics & Mathematics (AREA)
FR402606D 1909-05-01 1909-05-01 Fire alarm Expired FR402606A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR402606T 1909-05-01

Publications (1)

Publication Number Publication Date
FR402606A true FR402606A (en) 1909-10-13

Family

ID=1447316

Family Applications (1)

Application Number Title Priority Date Filing Date
FR402606D Expired FR402606A (en) 1909-05-01 1909-05-01 Fire alarm

Country Status (1)

Country Link
FR (1) FR402606A (en)

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