CA257060A - Means for ventilating windows, rooms, etc. - Google Patents

Means for ventilating windows, rooms, etc.

Info

Publication number
CA257060A
CA257060A CA257060A CA257060DA CA257060A CA 257060 A CA257060 A CA 257060A CA 257060 A CA257060 A CA 257060A CA 257060D A CA257060D A CA 257060DA CA 257060 A CA257060 A CA 257060A
Authority
CA
Canada
Prior art keywords
rooms
ventilating windows
ventilating
windows
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
CA257060A
Other languages
French (fr)
Inventor
Alexander Harvey Donald
Edward Sansom Albert
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.)
STEAMLESS WINDOWS
Original Assignee
STEAMLESS WINDOWS
Publication date
Application granted granted Critical
Publication of CA257060A publication Critical patent/CA257060A/en
Expired legal-status Critical Current

Links

CA257060A Means for ventilating windows, rooms, etc. Expired CA257060A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA257060T

Publications (1)

Publication Number Publication Date
CA257060A true CA257060A (en) 1926-01-05

Family

ID=35165608

Family Applications (1)

Application Number Title Priority Date Filing Date
CA257060A Expired CA257060A (en) Means for ventilating windows, rooms, etc.

Country Status (1)

Country Link
CA (1) CA257060A (en)

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