CA522052A - Ventilating apparatus - Google Patents

Ventilating apparatus

Info

Publication number
CA522052A
CA522052A CA522052A CA522052DA CA522052A CA 522052 A CA522052 A CA 522052A CA 522052 A CA522052 A CA 522052A CA 522052D A CA522052D A CA 522052DA CA 522052 A CA522052 A CA 522052A
Authority
CA
Canada
Prior art keywords
ventilating apparatus
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
CA522052A
Other languages
French (fr)
Inventor
A. Wulle William
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.)
Pyle National Co
Original Assignee
Pyle National Co
Publication date
Application granted granted Critical
Publication of CA522052A publication Critical patent/CA522052A/en
Expired legal-status Critical Current

Links

CA522052A Ventilating apparatus Expired CA522052A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA522052T

Publications (1)

Publication Number Publication Date
CA522052A true CA522052A (en) 1956-02-21

Family

ID=35675280

Family Applications (1)

Application Number Title Priority Date Filing Date
CA522052A Expired CA522052A (en) Ventilating apparatus

Country Status (1)

Country Link
CA (1) CA522052A (en)

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