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Individual
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Individual
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Priority to ES0155766UpriorityCriticalpatent/ES155766U/en
Publication of ES155766UpublicationCriticalpatent/ES155766U/en
Improved top, which is characterized by being formed by a single piece with hollow inverted truncated cone shape, having in the center of its smaller base a small appendage or pivot and in the inner lower base it has a tubular prolongation in the axial direction and of such length that it exceeds the plane of the greater base of said frusto-conical shape, the lower pivot serving as a point of support for the rotation and the superior prolongation. (Machine-translation by Google Translate, not legally binding)
ES0155766U1970-02-101970-02-10Improved spinning top (Machine-translation by Google Translate, not legally binding)
PendingES155766U
(en)