CA566002A - Acoustical ventilator - Google Patents

Acoustical ventilator

Info

Publication number
CA566002A
CA566002A CA566002A CA566002DA CA566002A CA 566002 A CA566002 A CA 566002A CA 566002 A CA566002 A CA 566002A CA 566002D A CA566002D A CA 566002DA CA 566002 A CA566002 A CA 566002A
Authority
CA
Canada
Prior art keywords
acoustical
ventilator
acoustical ventilator
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
CA566002A
Other languages
French (fr)
Inventor
P. Wakefield George
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.)
WAKEFIELD Co
Original Assignee
WAKEFIELD Co
Publication date
Application granted granted Critical
Publication of CA566002A publication Critical patent/CA566002A/en
Expired legal-status Critical Current

Links

CA566002A Acoustical ventilator Expired CA566002A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA566002T

Publications (1)

Publication Number Publication Date
CA566002A true CA566002A (en) 1958-11-11

Family

ID=35738514

Family Applications (1)

Application Number Title Priority Date Filing Date
CA566002A Expired CA566002A (en) Acoustical ventilator

Country Status (1)

Country Link
CA (1) CA566002A (en)

Similar Documents

Publication Publication Date Title
CA566002A (en) Acoustical ventilator
CA559424A (en) Wall mounted ventilator
CA557833A (en) Ventilator
CA561269A (en) Ventilator
CA554239A (en) Ventilating cushion
CA563209A (en) Loudspeakers
CA559965A (en) Humidifiers
CA568361A (en) Humidifier
CA557295A (en) Duct construction
CA563734A (en) Ventilating duct
CA564270A (en) Fan structure
CA566115A (en) Acoustic devices
CA555877A (en) Ventilating grill
CA552685A (en) Crankcase ventilator
AU230654B2 (en) Construction unit
CA553603A (en) Construction unit
CA556158A (en) Construction unit
CA553068A (en) Acoustic tile
AU240947B2 (en) Mattress-handle construction
CA566151A (en) Resnatron construction
CA566335A (en) Ventilating device
CA560565A (en) Silencer
CA561768A (en) Blower
AU226244B2 (en) An airconditioning system
AU226549B2 (en) Blowers