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Priority to ES0294104ApriorityCriticalpatent/ES294104A1/en
Publication of ES294104A1publicationCriticalpatent/ES294104A1/en
A system of demountable constructions comprising tubes and connecting pieces, as well as, optionally, also planes, wheels, driving and steering parts, skis, floats and special pieces with which all kinds of toys, vehicles, sports equipment and simple furniture, all of which are so large and strong, that they can be used as real objects, especially by children, characterized in that the tubes can be round, quadrangular, octagonal or any other, and have different lengths predetermined (Machine-translation by Google Translate, not legally binding)
ES0294104A1963-12-021963-12-02A system the removable constructions (Machine-translation by Google Translate, not legally binding)
ExpiredES294104A1
(en)