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FR815421A - Improvement in flexible gas masks - Google Patents

Improvement in flexible gas masks

Info

Publication number
FR815421A
FR815421A FR815421DA FR815421A FR 815421 A FR815421 A FR 815421A FR 815421D A FR815421D A FR 815421DA FR 815421 A FR815421 A FR 815421A
Authority
FR
France
Prior art keywords
improvement
flexible gas
gas masks
masks
flexible
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.)
PROCEDES ECLA SOC D
Original Assignee
PROCEDES ECLA SOC D
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 PROCEDES ECLA SOC D filed Critical PROCEDES ECLA SOC D
Application granted granted Critical
Publication of FR815421A publication Critical patent/FR815421A/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
    • A62B18/082—Assembling eyepieces, lenses or vision-correction means in or on gas-masks

Landscapes

  • Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
FR815421D 1936-03-12 1936-03-12 Improvement in flexible gas masks Expired FR815421A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR815421T 1936-03-12

Publications (1)

Publication Number Publication Date
FR815421A true FR815421A (en) 1937-07-12

Family

ID=9267234

Family Applications (1)

Application Number Title Priority Date Filing Date
FR815421D Expired FR815421A (en) 1936-03-12 1936-03-12 Improvement in flexible gas masks

Country Status (1)

Country Link
FR (1) FR815421A (en)

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