FR358132A - Improvements to membrane fire alarms - Google Patents

Improvements to membrane fire alarms

Info

Publication number
FR358132A
FR358132A FR358132DA FR358132A FR 358132 A FR358132 A FR 358132A FR 358132D A FR358132D A FR 358132DA FR 358132 A FR358132 A FR 358132A
Authority
FR
France
Prior art keywords
fire alarms
membrane fire
membrane
alarms
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
Leon Kusnick
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 FR358132A publication Critical patent/FR358132A/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)
FR358132D 1905-09-29 1905-09-29 Improvements to membrane fire alarms Expired FR358132A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR358132T 1905-09-29

Publications (1)

Publication Number Publication Date
FR358132A true FR358132A (en) 1906-01-29

Family

ID=1405980

Family Applications (1)

Application Number Title Priority Date Filing Date
FR358132D Expired FR358132A (en) 1905-09-29 1905-09-29 Improvements to membrane fire alarms

Country Status (1)

Country Link
FR (1) FR358132A (en)

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