CA600093A - Key operated portable calculating machine - Google Patents

Key operated portable calculating machine

Info

Publication number
CA600093A
CA600093A CA600093A CA600093DA CA600093A CA 600093 A CA600093 A CA 600093A CA 600093 A CA600093 A CA 600093A CA 600093D A CA600093D A CA 600093DA CA 600093 A CA600093 A CA 600093A
Authority
CA
Canada
Prior art keywords
calculating machine
key operated
operated portable
portable calculating
key
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
CA600093A
Inventor
H. Reeves Donald
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 CA600093A publication Critical patent/CA600093A/en
Expired legal-status Critical Current

Links

CA600093A Key operated portable calculating machine Expired CA600093A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA600093T

Publications (1)

Publication Number Publication Date
CA600093A true CA600093A (en) 1960-06-21

Family

ID=35815877

Family Applications (1)

Application Number Title Priority Date Filing Date
CA600093A Expired CA600093A (en) Key operated portable calculating machine

Country Status (1)

Country Link
CA (1) CA600093A (en)

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