CA380590A - Appareil a respiration - Google Patents

Appareil a respiration

Info

Publication number
CA380590A
CA380590A CA380590A CA380590DA CA380590A CA 380590 A CA380590 A CA 380590A CA 380590 A CA380590 A CA 380590A CA 380590D A CA380590D A CA 380590DA CA 380590 A CA380590 A CA 380590A
Authority
CA
Canada
Prior art keywords
breathing apparatus
breathing
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
CA380590A
Other languages
English (en)
Inventor
Henry Davis Robert
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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA380590A publication Critical patent/CA380590A/fr
Expired legal-status Critical Current

Links

CA380590A Appareil a respiration Expired CA380590A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA380590T

Publications (1)

Publication Number Publication Date
CA380590A true CA380590A (fr) 1939-04-11

Family

ID=35384915

Family Applications (1)

Application Number Title Priority Date Filing Date
CA380590A Expired CA380590A (fr) Appareil a respiration

Country Status (1)

Country Link
CA (1) CA380590A (fr)

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