CA523916A - Appareil a etirer des matieres premieres - Google Patents

Appareil a etirer des matieres premieres

Info

Publication number
CA523916A
CA523916A CA523916A CA523916DA CA523916A CA 523916 A CA523916 A CA 523916A CA 523916 A CA523916 A CA 523916A CA 523916D A CA523916D A CA 523916DA CA 523916 A CA523916 A CA 523916A
Authority
CA
Canada
Prior art keywords
drawing apparatus
stock drawing
stock
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
CA523916A
Other languages
English (en)
Inventor
W. Andrews Joseph
R. Schuler Otto
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 Inc
Original Assignee
Calumet and Hecla Inc
Publication date
Application granted granted Critical
Publication of CA523916A publication Critical patent/CA523916A/fr
Expired legal-status Critical Current

Links

CA523916A Appareil a etirer des matieres premieres Expired CA523916A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA523916T

Publications (1)

Publication Number Publication Date
CA523916A true CA523916A (fr) 1956-04-17

Family

ID=35677153

Family Applications (1)

Application Number Title Priority Date Filing Date
CA523916A Expired CA523916A (fr) Appareil a etirer des matieres premieres

Country Status (1)

Country Link
CA (1) CA523916A (fr)

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