Education device

Details Education device Education device

G - Physics

09

B

35/78

G09B 1/00 (2006.01) G09B 1/40 (2006.01) G09F 7/02 (2006.01)

Patent

CA 1241831

- 19 - "EDUCATION DEVICE" ABSTRACT OF THE DISCLOSURE Blocks of three different shapes can be detach- ably secured to a supporting surface such as a board and can form numbers from 0 to 9 inclusive in digital for- mat.

477961

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