FR966363A - Open mask for inhalation of oxygen or other gases - Google Patents

Open mask for inhalation of oxygen or other gases

Info

Publication number
FR966363A
FR966363A FR966363DA FR966363A FR 966363 A FR966363 A FR 966363A FR 966363D A FR966363D A FR 966363DA FR 966363 A FR966363 A FR 966363A
Authority
FR
France
Prior art keywords
inhalation
gases
oxygen
open mask
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-Marie Bertholey
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 FR966363A publication Critical patent/FR966363A/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
    • A62B18/003—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 having means for creating a fresh air curtain

Landscapes

  • Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
FR966363D 1948-05-11 1948-05-11 Open mask for inhalation of oxygen or other gases Expired FR966363A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR966363T 1948-05-11

Publications (1)

Publication Number Publication Date
FR966363A true FR966363A (en) 1950-10-09

Family

ID=9499918

Family Applications (1)

Application Number Title Priority Date Filing Date
FR966363D Expired FR966363A (en) 1948-05-11 1948-05-11 Open mask for inhalation of oxygen or other gases

Country Status (1)

Country Link
FR (1) FR966363A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111544787A (en) * 2020-05-23 2020-08-18 河南亚都实业有限公司 Multifunctional medical protective mask

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111544787A (en) * 2020-05-23 2020-08-18 河南亚都实业有限公司 Multifunctional medical protective mask

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