CA877147A - Extension ladders - Google Patents

Extension ladders

Info

Publication number
CA877147A
CA877147A CA877147A CA877147DA CA877147A CA 877147 A CA877147 A CA 877147A CA 877147 A CA877147 A CA 877147A CA 877147D A CA877147D A CA 877147DA CA 877147 A CA877147 A CA 877147A
Authority
CA
Canada
Prior art keywords
extension ladders
ladders
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
CA877147A
Inventor
C. Redman James
W. Huska Harold
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.)
Werner Co
Original Assignee
Werner Co
Publication date
Application granted granted Critical
Publication of CA877147A publication Critical patent/CA877147A/en
Expired legal-status Critical Current

Links

CA877147A Extension ladders Expired CA877147A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA877147T

Publications (1)

Publication Number Publication Date
CA877147A true CA877147A (en) 1971-08-03

Family

ID=36363009

Family Applications (1)

Application Number Title Priority Date Filing Date
CA877147A Expired CA877147A (en) Extension ladders

Country Status (1)

Country Link
CA (1) CA877147A (en)

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