CA427148A - Ventilator or window - Google Patents

Ventilator or window

Info

Publication number
CA427148A
CA427148A CA427148A CA427148DA CA427148A CA 427148 A CA427148 A CA 427148A CA 427148 A CA427148 A CA 427148A CA 427148D A CA427148D A CA 427148DA CA 427148 A CA427148 A CA 427148A
Authority
CA
Canada
Prior art keywords
ventilator
window
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
CA427148A
Other languages
French (fr)
Inventor
Douglas Winser Bernard
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 CA427148A publication Critical patent/CA427148A/en
Expired legal-status Critical Current

Links

CA427148A Ventilator or window Expired CA427148A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA427148T

Publications (1)

Publication Number Publication Date
CA427148A true CA427148A (en) 1945-05-01

Family

ID=35538177

Family Applications (1)

Application Number Title Priority Date Filing Date
CA427148A Expired CA427148A (en) Ventilator or window

Country Status (1)

Country Link
CA (1) CA427148A (en)

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