CA524423A - Appareil pour fabriquer des tubes enroules en spirale - Google Patents

Appareil pour fabriquer des tubes enroules en spirale

Info

Publication number
CA524423A
CA524423A CA524423A CA524423DA CA524423A CA 524423 A CA524423 A CA 524423A CA 524423 A CA524423 A CA 524423A CA 524423D A CA524423D A CA 524423DA CA 524423 A CA524423 A CA 524423A
Authority
CA
Canada
Prior art keywords
helically wound
wound tubes
making helically
making
tubes
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
CA524423A
Other languages
English (en)
Inventor
B. Robinson Ernest
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 CA524423A publication Critical patent/CA524423A/fr
Expired legal-status Critical Current

Links

CA524423A Appareil pour fabriquer des tubes enroules en spirale Expired CA524423A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA524423T

Publications (1)

Publication Number Publication Date
CA524423A true CA524423A (fr) 1956-05-01

Family

ID=35678135

Family Applications (1)

Application Number Title Priority Date Filing Date
CA524423A Expired CA524423A (fr) Appareil pour fabriquer des tubes enroules en spirale

Country Status (1)

Country Link
CA (1) CA524423A (fr)

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