CA224476A - Machine a calculer - Google Patents

Machine a calculer

Info

Publication number
CA224476A
CA224476A CA224476A CA224476DA CA224476A CA 224476 A CA224476 A CA 224476A CA 224476 A CA224476 A CA 224476A CA 224476D A CA224476D A CA 224476DA CA 224476 A CA224476 A CA 224476A
Authority
CA
Canada
Prior art keywords
calculating machine
calculating
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
CA224476A
Other languages
English (en)
Inventor
Wen Cheng
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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA224476A publication Critical patent/CA224476A/fr
Expired legal-status Critical Current

Links

CA224476A Machine a calculer Expired CA224476A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA224476T

Publications (1)

Publication Number Publication Date
CA224476A true CA224476A (fr) 1922-10-03

Family

ID=35120079

Family Applications (1)

Application Number Title Priority Date Filing Date
CA224476A Expired CA224476A (fr) Machine a calculer

Country Status (1)

Country Link
CA (1) CA224476A (fr)

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