FR576242A - Automatic fire alarm, smoke emanations and noxious gases - Google Patents

Automatic fire alarm, smoke emanations and noxious gases

Info

Publication number
FR576242A
FR576242A FR576242DA FR576242A FR 576242 A FR576242 A FR 576242A FR 576242D A FR576242D A FR 576242DA FR 576242 A FR576242 A FR 576242A
Authority
FR
France
Prior art keywords
emanations
smoke
fire alarm
automatic fire
noxious gases
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
Don Ramon Cortiles Uriarte
Don Vicente Alzugaray Aldana
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 FR576242A publication Critical patent/FR576242A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N7/00—Analysing materials by measuring the pressure or volume of a gas or vapour
    • G01N7/10—Analysing materials by measuring the pressure or volume of a gas or vapour by allowing diffusion of components through a porous wall and measuring a pressure or volume difference
FR576242D 1924-01-24 1924-01-24 Automatic fire alarm, smoke emanations and noxious gases Expired FR576242A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR576242T 1924-01-24

Publications (1)

Publication Number Publication Date
FR576242A true FR576242A (en) 1924-08-13

Family

ID=8953948

Family Applications (1)

Application Number Title Priority Date Filing Date
FR576242D Expired FR576242A (en) 1924-01-24 1924-01-24 Automatic fire alarm, smoke emanations and noxious gases

Country Status (1)

Country Link
FR (1) FR576242A (en)

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