CA232181A - Regulateur de courant d'air - Google Patents

Regulateur de courant d'air

Info

Publication number
CA232181A
CA232181A CA232181A CA232181DA CA232181A CA 232181 A CA232181 A CA 232181A CA 232181 A CA232181 A CA 232181A CA 232181D A CA232181D A CA 232181DA CA 232181 A CA232181 A CA 232181A
Authority
CA
Canada
Prior art keywords
draft preventer
preventer
draft
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
CA232181A
Other languages
English (en)
Inventor
K. Caplan Nathen
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 CA232181A publication Critical patent/CA232181A/fr
Expired legal-status Critical Current

Links

CA232181A Regulateur de courant d'air Expired CA232181A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA232181T

Publications (1)

Publication Number Publication Date
CA232181A true CA232181A (fr) 1923-06-26

Family

ID=35129554

Family Applications (1)

Application Number Title Priority Date Filing Date
CA232181A Expired CA232181A (fr) Regulateur de courant d'air

Country Status (1)

Country Link
CA (1) CA232181A (fr)

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