CA247034A - Mathematical board - Google Patents

Mathematical board

Info

Publication number
CA247034A
CA247034A CA247034A CA247034DA CA247034A CA 247034 A CA247034 A CA 247034A CA 247034 A CA247034 A CA 247034A CA 247034D A CA247034D A CA 247034DA CA 247034 A CA247034 A CA 247034A
Authority
CA
Canada
Prior art keywords
mathematical board
mathematical
board
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
CA247034A
Other languages
French (fr)
Inventor
A. Gamble Albert
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 CA247034A publication Critical patent/CA247034A/en
Expired legal-status Critical Current

Links

CA247034A Mathematical board Expired CA247034A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA247034T

Publications (1)

Publication Number Publication Date
CA247034A true CA247034A (en) 1925-02-24

Family

ID=35154009

Family Applications (1)

Application Number Title Priority Date Filing Date
CA247034A Expired CA247034A (en) Mathematical board

Country Status (1)

Country Link
CA (1) CA247034A (en)

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