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Individual
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Individual
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Application filed by IndividualfiledCriticalIndividual
Priority to ES79048UpriorityCriticalpatent/ES79048Y/en
Publication of ES79048UpublicationCriticalpatent/ES79048U/en
Application grantedgrantedCritical
Publication of ES79048YpublicationCriticalpatent/ES79048Y/en
Improved cube, characterized by comprising on the underside of its base three frustoconical fittings in which the upper pin of the support of two rotating wheels is adapted to pressure. (Machine-translation by Google Translate, not legally binding)