CA658258A - Method of and apparatus for producing spiral pipe - Google Patents

Method of and apparatus for producing spiral pipe

Info

Publication number
CA658258A
CA658258A CA658258A CA658258DA CA658258A CA 658258 A CA658258 A CA 658258A CA 658258 A CA658258 A CA 658258A CA 658258D A CA658258D A CA 658258DA CA 658258 A CA658258 A CA 658258A
Authority
CA
Canada
Prior art keywords
spiral pipe
producing spiral
producing
pipe
spiral
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
CA658258A
Inventor
J. Berkeley Laurence
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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA658258A publication Critical patent/CA658258A/en
Expired legal-status Critical Current

Links

CA658258A Method of and apparatus for producing spiral pipe Expired CA658258A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA658258T

Publications (1)

Publication Number Publication Date
CA658258A true CA658258A (en) 1963-02-26

Family

ID=35951602

Family Applications (1)

Application Number Title Priority Date Filing Date
CA658258A Expired CA658258A (en) Method of and apparatus for producing spiral pipe

Country Status (1)

Country Link
CA (1) CA658258A (en)

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