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Individual
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Individual
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Priority to ES113155UpriorityCriticalpatent/ES113155Y/en
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Publication of ES113155YpublicationCriticalpatent/ES113155Y/en
An instructive toy essentially characterized by being constituted by two semicajas snap-fit by the internal nerves of a short skirt of the upper half-envelope which is provided at its base with a series of openings with various geometric shapes in order to allow passage through the same of prismatic pieces of sections respectively analogous to the aforementioned openings. (Machine-translation by Google Translate, not legally binding)
ES113155U1965-04-131965-04-13
AN INSTRUCTIVE TOY.
ExpiredES113155Y
(en)
Set of trapezoidal pieces for the formation of a mosaic with three-dimensional sensation. (Machine-translation by Google Translate, not legally binding)