CA477668A - Ventilating apparatus - Google Patents

Ventilating apparatus

Info

Publication number
CA477668A
CA477668A CA477668A CA477668DA CA477668A CA 477668 A CA477668 A CA 477668A CA 477668 A CA477668 A CA 477668A CA 477668D A CA477668D A CA 477668DA CA 477668 A CA477668 A CA 477668A
Authority
CA
Canada
Prior art keywords
ventilating apparatus
ventilating
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
CA477668A
Other languages
French (fr)
Inventor
William Russell Hickmott Brian
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.)
NORVENT Ltd
Original Assignee
NORVENT Ltd
Publication date
Application granted granted Critical
Publication of CA477668A publication Critical patent/CA477668A/en
Expired legal-status Critical Current

Links

CA477668A Ventilating apparatus Expired CA477668A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA477668T

Publications (1)

Publication Number Publication Date
CA477668A true CA477668A (en) 1951-10-09

Family

ID=35617316

Family Applications (1)

Application Number Title Priority Date Filing Date
CA477668A Expired CA477668A (en) Ventilating apparatus

Country Status (1)

Country Link
CA (1) CA477668A (en)

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