CA615800A - Breathing apparatus - Google Patents

Breathing apparatus

Info

Publication number
CA615800A
CA615800A CA615800A CA615800DA CA615800A CA 615800 A CA615800 A CA 615800A CA 615800 A CA615800 A CA 615800A CA 615800D A CA615800D A CA 615800DA CA 615800 A CA615800 A CA 615800A
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
CA615800A
Inventor
William B. Mclean
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 CA615800A publication Critical patent/CA615800A/en
Expired legal-status Critical Current

Links

CA615800A Breathing apparatus Expired CA615800A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA615800T

Publications (1)

Publication Number Publication Date
CA615800A true CA615800A (en) 1961-03-07

Family

ID=35858104

Family Applications (1)

Application Number Title Priority Date Filing Date
CA615800A Expired CA615800A (en) Breathing apparatus

Country Status (1)

Country Link
CA (1) CA615800A (en)

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