CA394992A - Record card reading machine - Google Patents

Record card reading machine

Info

Publication number
CA394992A
CA394992A CA394992A CA394992DA CA394992A CA 394992 A CA394992 A CA 394992A CA 394992 A CA394992 A CA 394992A CA 394992D A CA394992D A CA 394992DA CA 394992 A CA394992 A CA 394992A
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
CA394992A
Other languages
French (fr)
Inventor
C. Smith Clarence
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 CA394992A publication Critical patent/CA394992A/en
Expired legal-status Critical Current

Links

CA394992A Record card reading machine Expired CA394992A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA394992T

Publications (1)

Publication Number Publication Date
CA394992A true CA394992A (en) 1941-03-04

Family

ID=35402451

Family Applications (1)

Application Number Title Priority Date Filing Date
CA394992A Expired CA394992A (en) Record card reading machine

Country Status (1)

Country Link
CA (1) CA394992A (en)

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