CA653759A - Face masks for use in the administration of oxygen or other gases - Google Patents

Face masks for use in the administration of oxygen or other gases

Info

Publication number
CA653759A
CA653759A CA653759A CA653759DA CA653759A CA 653759 A CA653759 A CA 653759A CA 653759 A CA653759 A CA 653759A CA 653759D A CA653759D A CA 653759DA CA 653759 A CA653759 A CA 653759A
Authority
CA
Canada
Prior art keywords
gases
administration
oxygen
face masks
masks
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
CA653759A
Inventor
G. Croasdaile Frederick
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.)
Oxygenaire London Ltd
Original Assignee
Oxygenaire London Ltd
Publication date
Application granted granted Critical
Publication of CA653759A publication Critical patent/CA653759A/en
Expired legal-status Critical Current

Links

CA653759A Face masks for use in the administration of oxygen or other gases Expired CA653759A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA653759T

Publications (1)

Publication Number Publication Date
CA653759A true CA653759A (en) 1962-12-11

Family

ID=35947080

Family Applications (1)

Application Number Title Priority Date Filing Date
CA653759A Expired CA653759A (en) Face masks for use in the administration of oxygen or other gases

Country Status (1)

Country Link
CA (1) CA653759A (en)

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