FR856428A - Improvements to gas protection masks - Google Patents

Improvements to gas protection masks

Info

Publication number
FR856428A
FR856428A FR856428DA FR856428A FR 856428 A FR856428 A FR 856428A FR 856428D A FR856428D A FR 856428DA FR 856428 A FR856428 A FR 856428A
Authority
FR
France
Prior art keywords
gas protection
protection masks
masks
gas
protection
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
Guillaume Ducart
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 FR856428A publication Critical patent/FR856428A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
    • A62B18/08—Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
    • A62B18/084—Means for fastening gas-masks to heads or helmets

Landscapes

  • Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
FR856428D 1939-06-16 1939-06-16 Improvements to gas protection masks Expired FR856428A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR856428T 1939-06-16

Publications (1)

Publication Number Publication Date
FR856428A true FR856428A (en) 1940-06-13

Family

ID=9328862

Family Applications (1)

Application Number Title Priority Date Filing Date
FR856428D Expired FR856428A (en) 1939-06-16 1939-06-16 Improvements to gas protection masks

Country Status (1)

Country Link
FR (1) FR856428A (en)

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