CA316409A - Matrice a poinconner - Google Patents

Matrice a poinconner

Info

Publication number
CA316409A
CA316409A CA316409A CA316409DA CA316409A CA 316409 A CA316409 A CA 316409A CA 316409 A CA316409 A CA 316409A CA 316409D A CA316409D A CA 316409DA CA 316409 A CA316409 A CA 316409A
Authority
CA
Canada
Prior art keywords
punching die
punching
die
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
CA316409A
Other languages
English (en)
Inventor
Ditchfield 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.)
Youngstown Steel Door Co
Original Assignee
Youngstown Steel Door Co
Publication date
Application granted granted Critical
Publication of CA316409A publication Critical patent/CA316409A/fr
Expired legal-status Critical Current

Links

CA316409A Matrice a poinconner Expired CA316409A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA316409T

Publications (1)

Publication Number Publication Date
CA316409A true CA316409A (fr) 1931-10-20

Family

ID=35275737

Family Applications (1)

Application Number Title Priority Date Filing Date
CA316409A Expired CA316409A (fr) Matrice a poinconner

Country Status (1)

Country Link
CA (1) CA316409A (fr)

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