FR776057A - Gas mask - Google Patents

Gas mask

Info

Publication number
FR776057A
FR776057A FR776057DA FR776057A FR 776057 A FR776057 A FR 776057A FR 776057D A FR776057D A FR 776057DA FR 776057 A FR776057 A FR 776057A
Authority
FR
France
Prior art keywords
gas mask
mask
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
Alfred Senft
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 FR776057A publication Critical patent/FR776057A/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

Landscapes

  • Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
FR776057D 1933-07-22 1934-07-17 Gas mask Expired FR776057A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE776057X 1933-07-22

Publications (1)

Publication Number Publication Date
FR776057A true FR776057A (en) 1935-01-16

Family

ID=6686430

Family Applications (1)

Application Number Title Priority Date Filing Date
FR776057D Expired FR776057A (en) 1933-07-22 1934-07-17 Gas mask

Country Status (1)

Country Link
FR (1) FR776057A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2682043A1 (en) * 1991-10-03 1993-04-09 Intertechnique Sa RESPIRATORY EQUIPMENT WITH ORO-NASAL MASK.
EP0613699A1 (en) * 1993-03-03 1994-09-07 Michael Beard Seal for respiratory mask

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2682043A1 (en) * 1991-10-03 1993-04-09 Intertechnique Sa RESPIRATORY EQUIPMENT WITH ORO-NASAL MASK.
EP0613699A1 (en) * 1993-03-03 1994-09-07 Michael Beard Seal for respiratory mask

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