CA593315A - Roof type ventilator - Google Patents

Roof type ventilator

Info

Publication number
CA593315A
CA593315A CA593315A CA593315DA CA593315A CA 593315 A CA593315 A CA 593315A CA 593315 A CA593315 A CA 593315A CA 593315D A CA593315D A CA 593315DA CA 593315 A CA593315 A CA 593315A
Authority
CA
Canada
Prior art keywords
roof type
type ventilator
ventilator
roof
type
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
CA593315A
Inventor
L. Smith Lester
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.)
WALTER E SELCK AND CO
Original Assignee
WALTER E SELCK AND CO
Publication date
Application granted granted Critical
Publication of CA593315A publication Critical patent/CA593315A/en
Expired legal-status Critical Current

Links

CA593315A Roof type ventilator Expired CA593315A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA593315T

Publications (1)

Publication Number Publication Date
CA593315A true CA593315A (en) 1960-02-23

Family

ID=35806847

Family Applications (1)

Application Number Title Priority Date Filing Date
CA593315A Expired CA593315A (en) Roof type ventilator

Country Status (1)

Country Link
CA (1) CA593315A (en)

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