FR785542A - Improvements to gas masks - Google Patents

Improvements to gas masks

Info

Publication number
FR785542A
FR785542A FR785542DA FR785542A FR 785542 A FR785542 A FR 785542A FR 785542D A FR785542D A FR 785542DA FR 785542 A FR785542 A FR 785542A
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.)
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 FR785542A publication Critical patent/FR785542A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B9/00—Component parts for respiratory or breathing apparatus
    • A62B9/04—Couplings; Supporting frames

Landscapes

  • Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
FR785542D 1935-02-12 1935-02-12 Improvements to gas masks Expired FR785542A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR785542T 1935-02-12

Publications (1)

Publication Number Publication Date
FR785542A true FR785542A (en) 1935-08-12

Family

ID=9217889

Family Applications (1)

Application Number Title Priority Date Filing Date
FR785542D Expired FR785542A (en) 1935-02-12 1935-02-12 Improvements to gas masks

Country Status (1)

Country Link
FR (1) FR785542A (en)

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