CA120962A - Roof ventilator - Google Patents

Roof ventilator

Info

Publication number
CA120962A
CA120962A CA000120962A CA120962DA CA120962A CA 120962 A CA120962 A CA 120962A CA 000120962 A CA000120962 A CA 000120962A CA 120962D A CA120962D A CA 120962DA CA 120962 A CA120962 A CA 120962A
Authority
CA
Canada
Prior art keywords
roof ventilator
ventilator
roof
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
CA000120962A
Other languages
French (fr)
Inventor
William Wilton Birnstock
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.)
PULLMAN AUTOMATIC VENTILATOR MANUFACTURING Co
Original Assignee
PULLMAN AUTOMATIC VENTILATOR MANUFACTURING Co
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 PULLMAN AUTOMATIC VENTILATOR MANUFACTURING Co filed Critical PULLMAN AUTOMATIC VENTILATOR MANUFACTURING Co
Application granted granted Critical
Publication of CA120962A publication Critical patent/CA120962A/en
Expired legal-status Critical Current

Links

CA000120962A 1909-06-30 1909-06-30 Roof ventilator Expired CA120962A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA120962T 1909-06-30

Publications (1)

Publication Number Publication Date
CA120962A true CA120962A (en) 1909-10-05

Family

ID=45240686

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000120962A Expired CA120962A (en) 1909-06-30 1909-06-30 Roof ventilator

Country Status (1)

Country Link
CA (1) CA120962A (en)

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