CA490451A - Machines a calculer - Google Patents

Machines a calculer

Info

Publication number
CA490451A
CA490451A CA490451A CA490451DA CA490451A CA 490451 A CA490451 A CA 490451A CA 490451 A CA490451 A CA 490451A CA 490451D A CA490451D A CA 490451DA CA 490451 A CA490451 A CA 490451A
Authority
CA
Canada
Prior art keywords
calculating machines
machines
calculating
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
CA490451A
Other languages
English (en)
Inventor
L. Lambert Harry
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 CA490451A publication Critical patent/CA490451A/fr
Expired legal-status Critical Current

Links

CA490451A Machines a calculer Expired CA490451A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA490451T

Publications (1)

Publication Number Publication Date
CA490451A true CA490451A (fr) 1953-02-10

Family

ID=35630187

Family Applications (1)

Application Number Title Priority Date Filing Date
CA490451A Expired CA490451A (fr) Machines a calculer

Country Status (1)

Country Link
CA (1) CA490451A (fr)

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