G - Physics – 09 – B
Patent
G - Physics
09
B
G09B 19/02 (2006.01) A63F 9/12 (2006.01) A63H 33/10 (2006.01) G09B 1/36 (2006.01) G09B 11/00 (2006.01) G09B 17/00 (2006.01) A63F 3/04 (2006.01)
Patent
CA 2136306
ABSTRACT OF THE DISCLOSURE The disclosed didactic-educational toy is comprised of a series of parts or elements which are interconnected and which consist essentially of: a) rectangular plates which may be joined together by means of elongate boards carrying ten dowels distributed in two rows of five; b) thinner plates representing digital numbers from number "one", consisting of a small plate, up to number "ten" of maximum surface area, having an equal number of stepped cylindrical protuberances with axial perforation for insertion into the dowel-carrying plates; c) transparent templates having each ten circular orifices; d) assembly parts for assembling the digital plates; e) articulating parts configured like hinges and connected to the lower face of the digital plates; f) reading and writing cards placed on molds as well as other cards carrying words and allegorical drawings.
Lemos Melendez Manuel
Marks & Clerk
LandOfFree
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