FR824082A - Protective mask against harmful gases - Google Patents

Protective mask against harmful gases

Info

Publication number
FR824082A
FR824082A FR824082DA FR824082A FR 824082 A FR824082 A FR 824082A FR 824082D A FR824082D A FR 824082DA FR 824082 A FR824082 A FR 824082A
Authority
FR
France
Prior art keywords
harmful gases
protective mask
against harmful
mask against
protective
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.)
LE GALLUS
Original Assignee
LE GALLUS
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 LE GALLUS filed Critical LE GALLUS
Application granted granted Critical
Publication of FR824082A publication Critical patent/FR824082A/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
    • A62B18/10—Valves
    • 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
FR824082D 1936-10-17 1936-10-17 Protective mask against harmful gases Expired FR824082A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR824082T 1936-10-17

Publications (1)

Publication Number Publication Date
FR824082A true FR824082A (en) 1938-02-01

Family

ID=9281681

Family Applications (1)

Application Number Title Priority Date Filing Date
FR824082D Expired FR824082A (en) 1936-10-17 1936-10-17 Protective mask against harmful gases

Country Status (1)

Country Link
FR (1) FR824082A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1027518B (en) * 1954-09-08 1958-04-03 Draegerwerk Ag Exhalation valve for respirators with a valve disc made of elastic material and attached in the center

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1027518B (en) * 1954-09-08 1958-04-03 Draegerwerk Ag Exhalation valve for respirators with a valve disc made of elastic material and attached in the center

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