CA856519A - Ventilating ceiling - Google Patents

Ventilating ceiling

Info

Publication number
CA856519A
CA856519A CA856519A CA856519DA CA856519A CA 856519 A CA856519 A CA 856519A CA 856519 A CA856519 A CA 856519A CA 856519D A CA856519D A CA 856519DA CA 856519 A CA856519 A CA 856519A
Authority
CA
Canada
Prior art keywords
ventilating ceiling
ventilating
ceiling
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
CA856519A
Inventor
W. Thomas 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.)
International Paper Canada Inc
Original Assignee
International Paper Canada Inc
Publication date
Application granted granted Critical
Publication of CA856519A publication Critical patent/CA856519A/en
Expired legal-status Critical Current

Links

CA856519A Ventilating ceiling Expired CA856519A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA856519T

Publications (1)

Publication Number Publication Date
CA856519A true CA856519A (en) 1970-11-24

Family

ID=36342057

Family Applications (1)

Application Number Title Priority Date Filing Date
CA856519A Expired CA856519A (en) Ventilating ceiling

Country Status (1)

Country Link
CA (1) CA856519A (en)

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