FR73839E - Respiratory mask - Google Patents

Respiratory mask

Info

Publication number
FR73839E
FR73839E FR770188A FR770188A FR73839E FR 73839 E FR73839 E FR 73839E FR 770188 A FR770188 A FR 770188A FR 770188 A FR770188 A FR 770188A FR 73839 E FR73839 E FR 73839E
Authority
FR
France
Prior art keywords
respiratory mask
respiratory
mask
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
FR770188A
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.)
Kodak Pathe SA
Original Assignee
Kodak Pathe SA
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 Kodak Pathe SA filed Critical Kodak Pathe SA
Priority to FR770188A priority Critical patent/FR73839E/en
Application granted granted Critical
Publication of FR73839E publication Critical patent/FR73839E/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
    • A62B18/003—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 having means for creating a fresh air curtain

Landscapes

  • Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
FR770188A 1958-07-11 1958-07-11 Respiratory mask Expired FR73839E (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR770188A FR73839E (en) 1958-07-11 1958-07-11 Respiratory mask

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR770188A FR73839E (en) 1958-07-11 1958-07-11 Respiratory mask

Publications (1)

Publication Number Publication Date
FR73839E true FR73839E (en) 1960-09-12

Family

ID=8706972

Family Applications (1)

Application Number Title Priority Date Filing Date
FR770188A Expired FR73839E (en) 1958-07-11 1958-07-11 Respiratory mask

Country Status (1)

Country Link
FR (1) FR73839E (en)

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