CA171707A - Window ventilator - Google Patents

Window ventilator

Info

Publication number
CA171707A
CA171707A CA000171707A CA171707DA CA171707A CA 171707 A CA171707 A CA 171707A CA 000171707 A CA000171707 A CA 000171707A CA 171707D A CA171707D A CA 171707DA CA 171707 A CA171707 A CA 171707A
Authority
CA
Canada
Prior art keywords
window ventilator
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
CA000171707A
Other languages
French (fr)
Inventor
Robert George Dickson
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
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CA171707A publication Critical patent/CA171707A/en
Expired legal-status Critical Current

Links

CA000171707A 1916-04-12 1916-04-12 Window ventilator Expired CA171707A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA171707T 1916-04-12

Publications (1)

Publication Number Publication Date
CA171707A true CA171707A (en) 1916-09-05

Family

ID=45291365

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000171707A Expired CA171707A (en) 1916-04-12 1916-04-12 Window ventilator

Country Status (1)

Country Link
CA (1) CA171707A (en)

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