FR835209A - Mask against harmful gases with anti-fog device - Google Patents

Mask against harmful gases with anti-fog device

Info

Publication number
FR835209A
FR835209A FR835209DA FR835209A FR 835209 A FR835209 A FR 835209A FR 835209D A FR835209D A FR 835209DA FR 835209 A FR835209 A FR 835209A
Authority
FR
France
Prior art keywords
harmful gases
against harmful
fog device
mask against
mask
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
Louis Blanchar
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 FR835209A publication Critical patent/FR835209A/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
    • A62B18/02—Masks

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Zoology (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
FR835209D 1937-09-02 1937-09-02 Mask against harmful gases with anti-fog device Expired FR835209A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR835209T 1937-09-02

Publications (1)

Publication Number Publication Date
FR835209A true FR835209A (en) 1938-12-15

Family

ID=9297556

Family Applications (1)

Application Number Title Priority Date Filing Date
FR835209D Expired FR835209A (en) 1937-09-02 1937-09-02 Mask against harmful gases with anti-fog device

Country Status (1)

Country Link
FR (1) FR835209A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2740400A (en) * 1954-04-30 1956-04-03 Western Electric Co Combined respirator and face shield
DE1220737B (en) * 1964-03-03 1966-07-07 Dr Hugo Stoltzenberg Respirator
EP0087909A2 (en) * 1982-02-26 1983-09-07 Avon Industrial Polymers Limited Respirator air guide

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2740400A (en) * 1954-04-30 1956-04-03 Western Electric Co Combined respirator and face shield
DE1220737B (en) * 1964-03-03 1966-07-07 Dr Hugo Stoltzenberg Respirator
EP0087909A2 (en) * 1982-02-26 1983-09-07 Avon Industrial Polymers Limited Respirator air guide
EP0087909A3 (en) * 1982-02-26 1984-03-21 Avon Industrial Polymers Limited Respirator air guide

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