CA368249A - Machine a poinconner des cartes - Google Patents

Machine a poinconner des cartes

Info

Publication number
CA368249A
CA368249A CA368249A CA368249DA CA368249A CA 368249 A CA368249 A CA 368249A CA 368249 A CA368249 A CA 368249A CA 368249D A CA368249D A CA 368249DA CA 368249 A CA368249 A CA 368249A
Authority
CA
Canada
Prior art keywords
punching machine
card punching
card
machine
punching
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
CA368249A
Other languages
English (en)
Inventor
W. Mills Albert
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
Publication date
Application granted granted Critical
Publication of CA368249A publication Critical patent/CA368249A/fr
Expired legal-status Critical Current

Links

CA368249A Machine a poinconner des cartes Expired CA368249A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA368249T

Publications (1)

Publication Number Publication Date
CA368249A true CA368249A (fr) 1937-08-24

Family

ID=35369317

Family Applications (1)

Application Number Title Priority Date Filing Date
CA368249A Expired CA368249A (fr) Machine a poinconner des cartes

Country Status (1)

Country Link
CA (1) CA368249A (fr)

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