CA425969A - Machine a lire les cartes-vedettes - Google Patents

Machine a lire les cartes-vedettes

Info

Publication number
CA425969A
CA425969A CA425969A CA425969DA CA425969A CA 425969 A CA425969 A CA 425969A CA 425969 A CA425969 A CA 425969A CA 425969D A CA425969D A CA 425969DA CA 425969 A CA425969 A CA 425969A
Authority
CA
Canada
Prior art keywords
card reading
reading machine
record card
record
machine
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
CA425969A
Other languages
English (en)
Inventor
T. Blakely Robert
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 CA425969A publication Critical patent/CA425969A/fr
Expired legal-status Critical Current

Links

CA425969A Machine a lire les cartes-vedettes Expired CA425969A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA425969T

Publications (1)

Publication Number Publication Date
CA425969A true CA425969A (fr) 1945-03-06

Family

ID=35536990

Family Applications (1)

Application Number Title Priority Date Filing Date
CA425969A Expired CA425969A (fr) Machine a lire les cartes-vedettes

Country Status (1)

Country Link
CA (1) CA425969A (fr)

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