CA574875A - Louver type ventilator - Google Patents

Louver type ventilator

Info

Publication number
CA574875A
CA574875A CA574875A CA574875DA CA574875A CA 574875 A CA574875 A CA 574875A CA 574875 A CA574875 A CA 574875A CA 574875D A CA574875D A CA 574875DA CA 574875 A CA574875 A CA 574875A
Authority
CA
Canada
Prior art keywords
type ventilator
louver type
louver
ventilator
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
CA574875A
Other languages
French (fr)
Inventor
L. Smith Lester
E. Randall Frank
Original Assignee
WALTER E SELCK AND CO OF CANADA Ltd
Publication date
Application granted granted Critical
Publication of CA574875A publication Critical patent/CA574875A/en
Expired legal-status Critical Current

Links

CA574875A Louver type ventilator Expired CA574875A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA574875T

Publications (1)

Publication Number Publication Date
CA574875A true CA574875A (en) 1959-04-28

Family

ID=35750730

Family Applications (1)

Application Number Title Priority Date Filing Date
CA574875A Expired CA574875A (en) Louver type ventilator

Country Status (1)

Country Link
CA (1) CA574875A (en)

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