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Individual
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Individual
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Priority to ES0054332UpriorityCriticalpatent/ES54332Y/en
Publication of ES54332UpublicationCriticalpatent/ES54332U/en
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Publication of ES54332YpublicationCriticalpatent/ES54332Y/en
Composition device for the teaching of Flat Geometry, characterized by being constituted by a plurality of laminar pieces, of material that is sensibly flexible, and of different colors, which affect the shape of the different representations that are of interest in Flat Geometry, in order that the child learn, tangibly, that branch of Geometry, either, joining several pieces to form the required lines, either with the pencil following the outline of the piece concerned or the meeting of several of them; some of the same type of which, will be provided with their denomination, so that the child sees it constantly while manipulating with these pieces, and stays engraved in the mind, the name of the figure they represent. (Machine-translation by Google Translate, not legally binding)
ES0054332U1956-05-221956-05-22
Composition device for teaching plane geometry
ExpiredES54332Y
(en)