FR578866A - Advanced device for teaching arithmetic - Google Patents

Advanced device for teaching arithmetic

Info

Publication number
FR578866A
FR578866A FR578866DA FR578866A FR 578866 A FR578866 A FR 578866A FR 578866D A FR578866D A FR 578866DA FR 578866 A FR578866 A FR 578866A
Authority
FR
France
Prior art keywords
advanced device
teaching arithmetic
teaching
arithmetic
advanced
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
Other languages
French (fr)
Inventor
Robert Marshall Williamson
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 filed Critical
Application granted granted Critical
Publication of FR578866A publication Critical patent/FR578866A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B19/00—Teaching not covered by other main groups of this subclass
    • G09B19/02—Counting; Calculating

Landscapes

  • Business, Economics & Management (AREA)
  • Engineering & Computer Science (AREA)
  • Entrepreneurship & Innovation (AREA)
  • Physics & Mathematics (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
FR578866D 1923-04-18 1924-03-19 Advanced device for teaching arithmetic Expired FR578866A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB578866X 1923-04-18

Publications (1)

Publication Number Publication Date
FR578866A true FR578866A (en) 1924-10-06

Family

ID=10480278

Family Applications (1)

Application Number Title Priority Date Filing Date
FR578866D Expired FR578866A (en) 1923-04-18 1924-03-19 Advanced device for teaching arithmetic

Country Status (1)

Country Link
FR (1) FR578866A (en)

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