CA505428A - Window ventilator - Google Patents

Window ventilator

Info

Publication number
CA505428A
CA505428A CA505428A CA505428DA CA505428A CA 505428 A CA505428 A CA 505428A CA 505428 A CA505428 A CA 505428A CA 505428D A CA505428D A CA 505428DA CA 505428 A CA505428 A CA 505428A
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
CA505428A
Other languages
French (fr)
Inventor
C. Young Crawford
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 CA505428A publication Critical patent/CA505428A/en
Expired legal-status Critical Current

Links

CA505428A Window ventilator Expired CA505428A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA505428T

Publications (1)

Publication Number Publication Date
CA505428A true CA505428A (en) 1954-08-31

Family

ID=35651350

Family Applications (1)

Application Number Title Priority Date Filing Date
CA505428A Expired CA505428A (en) Window ventilator

Country Status (1)

Country Link
CA (1) CA505428A (en)

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