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CA437226A - Methode et appareil a faire des tubes a rainures - Google Patents

Methode et appareil a faire des tubes a rainures

Info

Publication number
CA437226A
CA437226A CA437226A CA437226DA CA437226A CA 437226 A CA437226 A CA 437226A CA 437226 A CA437226 A CA 437226A CA 437226D A CA437226D A CA 437226DA CA 437226 A CA437226 A CA 437226A
Authority
CA
Canada
Prior art keywords
making method
tubing making
fin tubing
fin
tubing
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
CA437226A
Other languages
English (en)
Inventor
Bruegger 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.)
Griscom Russell Co
Original Assignee
Griscom Russell Co
Publication date
Application granted granted Critical
Publication of CA437226A publication Critical patent/CA437226A/fr
Expired legal-status Critical Current

Links

CA437226A Methode et appareil a faire des tubes a rainures Expired CA437226A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA437226T

Publications (1)

Publication Number Publication Date
CA437226A true CA437226A (fr) 1946-10-01

Family

ID=35552461

Family Applications (1)

Application Number Title Priority Date Filing Date
CA437226A Expired CA437226A (fr) Methode et appareil a faire des tubes a rainures

Country Status (1)

Country Link
CA (1) CA437226A (fr)

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