CA321514A - Semi-rotary ventilator - Google Patents

Semi-rotary ventilator

Info

Publication number
CA321514A
CA321514A CA321514A CA321514DA CA321514A CA 321514 A CA321514 A CA 321514A CA 321514 A CA321514 A CA 321514A CA 321514D A CA321514D A CA 321514DA CA 321514 A CA321514 A CA 321514A
Authority
CA
Canada
Prior art keywords
semi
rotary ventilator
ventilator
rotary
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
CA321514A
Other languages
French (fr)
Inventor
Bolton Joseph
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 CA321514A publication Critical patent/CA321514A/en
Expired legal-status Critical Current

Links

CA321514A Semi-rotary ventilator Expired CA321514A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA321514T

Publications (1)

Publication Number Publication Date
CA321514A true CA321514A (en) 1932-04-19

Family

ID=35282067

Family Applications (1)

Application Number Title Priority Date Filing Date
CA321514A Expired CA321514A (en) Semi-rotary ventilator

Country Status (1)

Country Link
CA (1) CA321514A (en)

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