CA201235A - Adding and subtracting machine - Google Patents

Adding and subtracting machine

Info

Publication number
CA201235A
CA201235A CA201235A CA201235DA CA201235A CA 201235 A CA201235 A CA 201235A CA 201235 A CA201235 A CA 201235A CA 201235D A CA201235D A CA 201235DA CA 201235 A CA201235 A CA 201235A
Authority
CA
Canada
Prior art keywords
subtracting machine
subtracting
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
CA201235A
Other languages
French (fr)
Inventor
Wittnebert Duke
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 CA201235A publication Critical patent/CA201235A/en
Expired legal-status Critical Current

Links

CA201235A Adding and subtracting machine Expired CA201235A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA201235T

Publications (1)

Publication Number Publication Date
CA201235A true CA201235A (en) 1920-06-22

Family

ID=35075671

Family Applications (1)

Application Number Title Priority Date Filing Date
CA201235A Expired CA201235A (en) Adding and subtracting machine

Country Status (1)

Country Link
CA (1) CA201235A (en)

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