CA549491A - Window guard and ventilator - Google Patents

Window guard and ventilator

Info

Publication number
CA549491A
CA549491A CA549491A CA549491DA CA549491A CA 549491 A CA549491 A CA 549491A CA 549491 A CA549491 A CA 549491A CA 549491D A CA549491D A CA 549491DA CA 549491 A CA549491 A CA 549491A
Authority
CA
Canada
Prior art keywords
ventilator
window guard
guard
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
CA549491A
Other languages
French (fr)
Inventor
A. Bergsten Ralph
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 CA549491A publication Critical patent/CA549491A/en
Expired legal-status Critical Current

Links

CA549491A Window guard and ventilator Expired CA549491A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA549491T

Publications (1)

Publication Number Publication Date
CA549491A true CA549491A (en) 1957-12-03

Family

ID=35710869

Family Applications (1)

Application Number Title Priority Date Filing Date
CA549491A Expired CA549491A (en) Window guard and ventilator

Country Status (1)

Country Link
CA (1) CA549491A (en)

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