CA319010A - Volet de controle d'air - Google Patents

Volet de controle d'air

Info

Publication number
CA319010A
CA319010A CA319010A CA319010DA CA319010A CA 319010 A CA319010 A CA 319010A CA 319010 A CA319010 A CA 319010A CA 319010D A CA319010D A CA 319010DA CA 319010 A CA319010 A CA 319010A
Authority
CA
Canada
Prior art keywords
air control
control shutter
shutter
air
control
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
CA319010A
Other languages
English (en)
Inventor
Harmon Mcilvaine John
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 CA319010A publication Critical patent/CA319010A/fr
Expired legal-status Critical Current

Links

CA319010A Volet de controle d'air Expired CA319010A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA319010T

Publications (1)

Publication Number Publication Date
CA319010A true CA319010A (fr) 1932-01-19

Family

ID=35279565

Family Applications (1)

Application Number Title Priority Date Filing Date
CA319010A Expired CA319010A (fr) Volet de controle d'air

Country Status (1)

Country Link
CA (1) CA319010A (fr)

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