FR461876A - Masque expirateur - Google Patents

Masque expirateur

Info

Publication number
FR461876A
FR461876A FR461876DA FR461876A FR 461876 A FR461876 A FR 461876A FR 461876D A FR461876D A FR 461876DA FR 461876 A FR461876 A FR 461876A
Authority
FR
France
Prior art keywords
expirator
mask
expirator 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
Other languages
English (en)
Inventor
Jules Bourdou
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.)
JULES BOURDOU
Original Assignee
JULES BOURDOU
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 JULES BOURDOU filed Critical JULES BOURDOU
Application granted granted Critical
Publication of FR461876A publication Critical patent/FR461876A/fr
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
    • A62B18/02—Masks

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Zoology (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
FR461876D 1913-08-21 1913-08-21 Masque expirateur Expired FR461876A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR461876T 1913-08-21

Publications (1)

Publication Number Publication Date
FR461876A true FR461876A (fr) 1914-01-13

Family

ID=1501115

Family Applications (1)

Application Number Title Priority Date Filing Date
FR461876D Expired FR461876A (fr) 1913-08-21 1913-08-21 Masque expirateur

Country Status (1)

Country Link
FR (1) FR461876A (fr)

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