CA480565A - Machines for the production of helical lock-seam pipe or tube - Google Patents

Machines for the production of helical lock-seam pipe or tube

Info

Publication number
CA480565A
CA480565A CA480565A CA480565DA CA480565A CA 480565 A CA480565 A CA 480565A CA 480565 A CA480565 A CA 480565A CA 480565D A CA480565D A CA 480565DA CA 480565 A CA480565 A CA 480565A
Authority
CA
Canada
Prior art keywords
machines
tube
production
seam pipe
helical lock
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
CA480565A
Other languages
French (fr)
Inventor
Rosen Anders
Ragnar Rosen Ernst
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 CA480565A publication Critical patent/CA480565A/en
Expired legal-status Critical Current

Links

CA480565A Machines for the production of helical lock-seam pipe or tube Expired CA480565A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA480565T

Publications (1)

Publication Number Publication Date
CA480565A true CA480565A (en) 1952-01-22

Family

ID=35620243

Family Applications (1)

Application Number Title Priority Date Filing Date
CA480565A Expired CA480565A (en) Machines for the production of helical lock-seam pipe or tube

Country Status (1)

Country Link
CA (1) CA480565A (en)

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