CA668426A - Tractor for duct crawler - Google Patents

Tractor for duct crawler

Info

Publication number
CA668426A
CA668426A CA668426A CA668426DA CA668426A CA 668426 A CA668426 A CA 668426A CA 668426 A CA668426 A CA 668426A CA 668426D A CA668426D A CA 668426DA CA 668426 A CA668426 A CA 668426A
Authority
CA
Canada
Prior art keywords
crawler
tractor
duct
duct crawler
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
CA668426A
Inventor
L. Connell Edwin
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.)
Chicago Pneumatic Tool Co LLC
Original Assignee
Chicago Pneumatic Tool Co LLC
Publication date
Application granted granted Critical
Publication of CA668426A publication Critical patent/CA668426A/en
Expired legal-status Critical Current

Links

CA668426A Tractor for duct crawler Expired CA668426A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA668426T

Publications (1)

Publication Number Publication Date
CA668426A true CA668426A (en) 1963-08-13

Family

ID=35968766

Family Applications (1)

Application Number Title Priority Date Filing Date
CA668426A Expired CA668426A (en) Tractor for duct crawler

Country Status (1)

Country Link
CA (1) CA668426A (en)

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