CA557545A - Ventilating device including ventilating louvers - Google Patents

Ventilating device including ventilating louvers

Info

Publication number
CA557545A
CA557545A CA557545A CA557545DA CA557545A CA 557545 A CA557545 A CA 557545A CA 557545 A CA557545 A CA 557545A CA 557545D A CA557545D A CA 557545DA CA 557545 A CA557545 A CA 557545A
Authority
CA
Canada
Prior art keywords
ventilating
device including
louvers
ventilating device
including 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
CA557545A
Other languages
French (fr)
Inventor
J. Weaver Albert
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 CA557545A publication Critical patent/CA557545A/en
Expired legal-status Critical Current

Links

CA557545A Ventilating device including ventilating louvers Expired CA557545A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA557545T

Publications (1)

Publication Number Publication Date
CA557545A true CA557545A (en) 1958-05-20

Family

ID=35723951

Family Applications (1)

Application Number Title Priority Date Filing Date
CA557545A Expired CA557545A (en) Ventilating device including ventilating louvers

Country Status (1)

Country Link
CA (1) CA557545A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3521546A (en) * 1967-03-01 1970-07-21 Vacuum Concrete Overseas Co Es Atmospheric pressure equalizing means
US4193605A (en) * 1978-05-05 1980-03-18 American Hardware & Paint Co., Inc. Seal for damper blades
US4596181A (en) * 1985-09-03 1986-06-24 Leonard W. Suroff Passive building vents

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3521546A (en) * 1967-03-01 1970-07-21 Vacuum Concrete Overseas Co Es Atmospheric pressure equalizing means
US4193605A (en) * 1978-05-05 1980-03-18 American Hardware & Paint Co., Inc. Seal for damper blades
US4596181A (en) * 1985-09-03 1986-06-24 Leonard W. Suroff Passive building vents

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