CA690268A - Foldable extension ladder - Google Patents

Foldable extension ladder

Info

Publication number
CA690268A
CA690268A CA690268A CA690268DA CA690268A CA 690268 A CA690268 A CA 690268A CA 690268 A CA690268 A CA 690268A CA 690268D A CA690268D A CA 690268DA CA 690268 A CA690268 A CA 690268A
Authority
CA
Canada
Prior art keywords
extension ladder
foldable extension
foldable
ladder
extension
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
CA690268A
Inventor
R. Hire Willia
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.)
RESEARCH MANUFACTURING
Original Assignee
RESEARCH MANUFACTURING
Publication date
Application granted granted Critical
Publication of CA690268A publication Critical patent/CA690268A/en
Expired legal-status Critical Current

Links

CA690268A Foldable extension ladder Expired CA690268A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA690268T

Publications (1)

Publication Number Publication Date
CA690268A true CA690268A (en) 1964-07-07

Family

ID=35992887

Family Applications (1)

Application Number Title Priority Date Filing Date
CA690268A Expired CA690268A (en) Foldable extension ladder

Country Status (1)

Country Link
CA (1) CA690268A (en)

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