CA121241A - Machine a additionner et soustraire - Google Patents

Machine a additionner et soustraire

Info

Publication number
CA121241A
CA121241A CA000121241A CA121241DA CA121241A CA 121241 A CA121241 A CA 121241A CA 000121241 A CA000121241 A CA 000121241A CA 121241D A CA121241D A CA 121241DA CA 121241 A CA121241 A CA 121241A
Authority
CA
Canada
Prior art keywords
substracting
machine
substracting 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
CA000121241A
Other languages
English (en)
Inventor
William Schooling
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.)
SCHOOLING CALCULATING MACHINE COMPANY Ltd
Original Assignee
SCHOOLING CALCULATING MACHINE COMPANY Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SCHOOLING CALCULATING MACHINE COMPANY Ltd filed Critical SCHOOLING CALCULATING MACHINE COMPANY Ltd
Application granted granted Critical
Publication of CA121241A publication Critical patent/CA121241A/fr
Expired legal-status Critical Current

Links

CA000121241A 1909-03-08 1909-03-08 Machine a additionner et soustraire Expired CA121241A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA121241T 1909-03-08

Publications (1)

Publication Number Publication Date
CA121241A true CA121241A (fr) 1909-10-12

Family

ID=45240965

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000121241A Expired CA121241A (fr) 1909-03-08 1909-03-08 Machine a additionner et soustraire

Country Status (1)

Country Link
CA (1) CA121241A (fr)

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