CA439738A - Methode et appareil a former des ailettes - Google Patents

Methode et appareil a former des ailettes

Info

Publication number
CA439738A
CA439738A CA439738A CA439738DA CA439738A CA 439738 A CA439738 A CA 439738A CA 439738 A CA439738 A CA 439738A CA 439738D A CA439738D A CA 439738DA CA 439738 A CA439738 A CA 439738A
Authority
CA
Canada
Prior art keywords
forming method
fin forming
fin
forming
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
CA439738A
Other languages
English (en)
Inventor
L. Schwartz Frank
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.)
CALUMET AND HECLA CONS COPPER
Original Assignee
CALUMET AND HECLA CONS COPPER
Publication date
Application granted granted Critical
Publication of CA439738A publication Critical patent/CA439738A/fr
Expired legal-status Critical Current

Links

CA439738A Methode et appareil a former des ailettes Expired CA439738A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA439738T

Publications (1)

Publication Number Publication Date
CA439738A true CA439738A (fr) 1947-02-18

Family

ID=35554972

Family Applications (1)

Application Number Title Priority Date Filing Date
CA439738A Expired CA439738A (fr) Methode et appareil a former des ailettes

Country Status (1)

Country Link
CA (1) CA439738A (fr)

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