FR843945A - Improvements to harmful gas detectors - Google Patents

Improvements to harmful gas detectors

Info

Publication number
FR843945A
FR843945A FR843945DA FR843945A FR 843945 A FR843945 A FR 843945A FR 843945D A FR843945D A FR 843945DA FR 843945 A FR843945 A FR 843945A
Authority
FR
France
Prior art keywords
harmful gas
gas detectors
detectors
harmful
gas
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
Manescau Louis
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 FR843945A publication Critical patent/FR843945A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B29/00—Devices, e.g. installations, for rendering harmless or for keeping off harmful chemical agents

Landscapes

  • Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
FR843945D 1938-03-21 1938-03-21 Improvements to harmful gas detectors Expired FR843945A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR843945T 1938-03-21

Publications (1)

Publication Number Publication Date
FR843945A true FR843945A (en) 1939-07-12

Family

ID=9312163

Family Applications (1)

Application Number Title Priority Date Filing Date
FR843945D Expired FR843945A (en) 1938-03-21 1938-03-21 Improvements to harmful gas detectors

Country Status (1)

Country Link
FR (1) FR843945A (en)

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