CA539994A - Machines a compter - Google Patents

Machines a compter

Info

Publication number
CA539994A
CA539994A CA539994A CA539994DA CA539994A CA 539994 A CA539994 A CA 539994A CA 539994 A CA539994 A CA 539994A CA 539994D A CA539994D A CA 539994DA CA 539994 A CA539994 A CA 539994A
Authority
CA
Canada
Prior art keywords
accounting machines
accounting
machines
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
CA539994A
Other languages
English (en)
Inventor
G. Helgeson Angus
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.)
National Cash Register Co
Original Assignee
National Cash Register Co
Publication date
Application granted granted Critical
Publication of CA539994A publication Critical patent/CA539994A/fr
Expired legal-status Critical Current

Links

CA539994A Machines a compter Expired CA539994A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA539994T

Publications (1)

Publication Number Publication Date
CA539994A true CA539994A (fr) 1957-04-23

Family

ID=35694648

Family Applications (1)

Application Number Title Priority Date Filing Date
CA539994A Expired CA539994A (fr) Machines a compter

Country Status (1)

Country Link
CA (1) CA539994A (fr)

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