FR838949A - Perfectionnements aux appareils respiratoires - Google Patents

Perfectionnements aux appareils respiratoires

Info

Publication number
FR838949A
FR838949A FR838949DA FR838949A FR 838949 A FR838949 A FR 838949A FR 838949D A FR838949D A FR 838949DA FR 838949 A FR838949 A FR 838949A
Authority
FR
France
Prior art keywords
respiratory system
system improvements
respiratory
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
Meyer Isaac David
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 filed Critical
Application granted granted Critical
Publication of FR838949A publication Critical patent/FR838949A/fr
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B21/00—Devices for producing oxygen from chemical substances for respiratory apparatus

Landscapes

  • Health & Medical Sciences (AREA)
  • Emergency Medicine (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
FR838949D 1938-06-07 1938-06-07 Perfectionnements aux appareils respiratoires Expired FR838949A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR838949T 1938-06-07

Publications (1)

Publication Number Publication Date
FR838949A true FR838949A (fr) 1939-03-20

Family

ID=9299303

Family Applications (1)

Application Number Title Priority Date Filing Date
FR838949D Expired FR838949A (fr) 1938-06-07 1938-06-07 Perfectionnements aux appareils respiratoires

Country Status (1)

Country Link
FR (1) FR838949A (fr)

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