FR358196A - Improvements in electric fire alarms and thermo-indicators - Google Patents

Improvements in electric fire alarms and thermo-indicators

Info

Publication number
FR358196A
FR358196A FR358196DA FR358196A FR 358196 A FR358196 A FR 358196A FR 358196D A FR358196D A FR 358196DA FR 358196 A FR358196 A FR 358196A
Authority
FR
France
Prior art keywords
thermo
indicators
electric fire
fire alarms
alarms
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)
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.)
PEARSON FIRE ALARM Ltd
Original Assignee
PEARSON FIRE ALARM Ltd
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 PEARSON FIRE ALARM Ltd filed Critical PEARSON FIRE ALARM Ltd
Application granted granted Critical
Publication of FR358196A publication Critical patent/FR358196A/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)
FR358196D 1905-10-02 1905-10-02 Improvements in electric fire alarms and thermo-indicators Expired FR358196A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR358196T 1905-10-02

Publications (1)

Publication Number Publication Date
FR358196A true FR358196A (en) 1906-01-31

Family

ID=1406041

Family Applications (1)

Application Number Title Priority Date Filing Date
FR358196D Expired FR358196A (en) 1905-10-02 1905-10-02 Improvements in electric fire alarms and thermo-indicators

Country Status (1)

Country Link
FR (1) FR358196A (en)

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