CA247829A - Dispositif de ventilation - Google Patents

Dispositif de ventilation

Info

Publication number
CA247829A
CA247829A CA247829A CA247829DA CA247829A CA 247829 A CA247829 A CA 247829A CA 247829 A CA247829 A CA 247829A CA 247829D A CA247829D A CA 247829DA CA 247829 A CA247829 A CA 247829A
Authority
CA
Canada
Prior art keywords
ventilating device
ventilating
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
CA247829A
Other languages
English (en)
Inventor
R. H. Lyon Babet
Taylor Lyon Dewitt
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 CA247829A publication Critical patent/CA247829A/fr
Expired legal-status Critical Current

Links

CA247829A Dispositif de ventilation Expired CA247829A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA247829T

Publications (1)

Publication Number Publication Date
CA247829A true CA247829A (fr) 1925-03-17

Family

ID=35154803

Family Applications (1)

Application Number Title Priority Date Filing Date
CA247829A Expired CA247829A (fr) Dispositif de ventilation

Country Status (1)

Country Link
CA (1) CA247829A (fr)

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