CA452703A - Carte-fiche perforee - Google Patents

Carte-fiche perforee

Info

Publication number
CA452703A
CA452703A CA452703A CA452703DA CA452703A CA 452703 A CA452703 A CA 452703A CA 452703 A CA452703 A CA 452703A CA 452703D A CA452703D A CA 452703DA CA 452703 A CA452703 A CA 452703A
Authority
CA
Canada
Prior art keywords
record card
perforated record
perforated
card
record
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
CA452703A
Other languages
English (en)
Inventor
T. Ferry John
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.)
REMINGTON RAND Ltd
Original Assignee
REMINGTON RAND Ltd
Publication date
Application granted granted Critical
Publication of CA452703A publication Critical patent/CA452703A/fr
Expired legal-status Critical Current

Links

CA452703A Carte-fiche perforee Expired CA452703A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA452703T

Publications (1)

Publication Number Publication Date
CA452703A true CA452703A (fr) 1948-11-16

Family

ID=35570432

Family Applications (1)

Application Number Title Priority Date Filing Date
CA452703A Expired CA452703A (fr) Carte-fiche perforee

Country Status (1)

Country Link
CA (1) CA452703A (fr)

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