FR782137A - Improvements to gas masks - Google Patents

Improvements to gas masks

Info

Publication number
FR782137A
FR782137A FR782137DA FR782137A FR 782137 A FR782137 A FR 782137A FR 782137D A FR782137D A FR 782137DA FR 782137 A FR782137 A FR 782137A
Authority
FR
France
Prior art keywords
gas masks
masks
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)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
WONDER
Original Assignee
WONDER
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 WONDER filed Critical WONDER
Application granted granted Critical
Publication of FR782137A publication Critical patent/FR782137A/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
    • A62B18/006—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 with pumps for forced ventilation

Landscapes

  • Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
FR782137D 1934-02-24 1934-02-24 Improvements to gas masks Expired FR782137A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR782137T 1934-02-24

Publications (1)

Publication Number Publication Date
FR782137A true FR782137A (en) 1935-05-28

Family

ID=9210893

Family Applications (1)

Application Number Title Priority Date Filing Date
FR782137D Expired FR782137A (en) 1934-02-24 1934-02-24 Improvements to gas masks

Country Status (1)

Country Link
FR (1) FR782137A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3736927A (en) * 1971-05-17 1973-06-05 F Misaqi Self-contained air purifier and conditioner unit
US4127122A (en) * 1976-03-26 1978-11-28 Gesellschaft Fur Kernforschung Gmbh Breathing apparatus
EP0024133A1 (en) * 1979-07-28 1981-02-25 Marwin Foundry Units Limited Air supply units
US4331141A (en) * 1979-04-10 1982-05-25 Naum Pokhis Arrangement for protection of organs of respiration
EP0108560A1 (en) * 1982-11-01 1984-05-16 Racal Safety Limited Powered air supply units for respirators
US4903694A (en) * 1988-03-09 1990-02-27 J. Blaschke Pumpen-Filteranlagen Ventilating apparatus for a protective suit

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3736927A (en) * 1971-05-17 1973-06-05 F Misaqi Self-contained air purifier and conditioner unit
US4127122A (en) * 1976-03-26 1978-11-28 Gesellschaft Fur Kernforschung Gmbh Breathing apparatus
US4331141A (en) * 1979-04-10 1982-05-25 Naum Pokhis Arrangement for protection of organs of respiration
EP0024133A1 (en) * 1979-07-28 1981-02-25 Marwin Foundry Units Limited Air supply units
EP0108560A1 (en) * 1982-11-01 1984-05-16 Racal Safety Limited Powered air supply units for respirators
US4903694A (en) * 1988-03-09 1990-02-27 J. Blaschke Pumpen-Filteranlagen Ventilating apparatus for a protective suit

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