FR631809A - Dispositif avertisseur d'incendie - Google Patents

Dispositif avertisseur d'incendie

Info

Publication number
FR631809A
FR631809A FR631809DA FR631809A FR 631809 A FR631809 A FR 631809A FR 631809D A FR631809D A FR 631809DA FR 631809 A FR631809 A FR 631809A
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
English (en)
Inventor
Henry Fournier
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 FR631809A publication Critical patent/FR631809A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K3/00—Thermometers giving results other than momentary value of temperature
    • G01K3/08—Thermometers giving results other than momentary value of temperature giving differences of values; giving differentiated values
    • G01K3/10—Thermometers giving results other than momentary value of temperature giving differences of values; giving differentiated values in respect of time, e.g. reacting only to a quick change of temperature
    • G01K3/12—Thermometers giving results other than momentary value of temperature giving differences of values; giving differentiated values in respect of time, e.g. reacting only to a quick change of temperature based upon expansion or contraction of materials

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR631809D 1927-03-30 1927-03-30 Dispositif avertisseur d'incendie Expired FR631809A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR631809T 1927-03-30

Publications (1)

Publication Number Publication Date
FR631809A true FR631809A (fr) 1927-12-27

Family

ID=8992069

Family Applications (1)

Application Number Title Priority Date Filing Date
FR631809D Expired FR631809A (fr) 1927-03-30 1927-03-30 Dispositif avertisseur d'incendie

Country Status (1)

Country Link
FR (1) FR631809A (fr)

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