BE585931A - Improvements to gas masks. - Google Patents

Improvements to gas masks.

Info

Publication number
BE585931A
BE585931A BE585931A BE585931A BE585931A BE 585931 A BE585931 A BE 585931A BE 585931 A BE585931 A BE 585931A BE 585931 A BE585931 A BE 585931A BE 585931 A BE585931 A BE 585931A
Authority
BE
Belgium
Prior art keywords
gas masks
masks
gas
Prior art date
Application number
BE585931A
Other languages
French (fr)
Inventor
Leiv Helly-Hansen
Original Assignee
Leiv Helly-Hansen
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 by Leiv Helly-Hansen filed Critical Leiv Helly-Hansen
Publication of BE585931A publication Critical patent/BE585931A/en

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
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Zoology (AREA)
BE585931A 1958-12-22 1959-12-22 Improvements to gas masks. BE585931A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NO13027558 1958-12-22
NO13396959 1959-11-27

Publications (1)

Publication Number Publication Date
BE585931A true BE585931A (en) 1960-04-19

Family

ID=26649127

Family Applications (1)

Application Number Title Priority Date Filing Date
BE585931A BE585931A (en) 1958-12-22 1959-12-22 Improvements to gas masks.

Country Status (3)

Country Link
BE (1) BE585931A (en)
CH (1) CH383783A (en)
FR (1) FR1248688A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4595003A (en) * 1983-10-21 1986-06-17 The United States Of America As Represented By The Secretary Of The Army Protective mask for airborne toxic substances
DE19722514C2 (en) * 1997-05-30 2002-06-20 Sandler Helmut Helsa Werke Full face mask, in particular, for quick single use

Also Published As

Publication number Publication date
CH383783A (en) 1964-10-31
FR1248688A (en) 1960-12-23

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