CA810960A - Tube louvering apparatus - Google Patents

Tube louvering apparatus

Info

Publication number
CA810960A
CA810960A CA810960A CA810960DA CA810960A CA 810960 A CA810960 A CA 810960A CA 810960 A CA810960 A CA 810960A CA 810960D A CA810960D A CA 810960DA CA 810960 A CA810960 A CA 810960A
Authority
CA
Canada
Prior art keywords
louvering
tube
tube louvering
louvering apparatus
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
CA810960A
Inventor
G. Andrews Peter
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.)
Walker Manufacturing Co
Original Assignee
Walker Manufacturing Co
Publication date
Application granted granted Critical
Publication of CA810960A publication Critical patent/CA810960A/en
Expired legal-status Critical Current

Links

CA810960A Tube louvering apparatus Expired CA810960A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA810960T

Publications (1)

Publication Number Publication Date
CA810960A true CA810960A (en) 1969-04-22

Family

ID=36281486

Family Applications (1)

Application Number Title Priority Date Filing Date
CA810960A Expired CA810960A (en) Tube louvering apparatus

Country Status (1)

Country Link
CA (1) CA810960A (en)

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