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Manitec S A
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Manitec S A
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Priority to ES0172620UpriorityCriticalpatent/ES172620U/es
Publication of ES172620UpublicationCriticalpatent/ES172620U/es
Juguete didáctico pedagógico y recreativo, que consta de una pantalla transparente plana, caracterizada por que su cara interior está magnetizada de forma que atrae y retiene una película de finísimo polvillo metálico que impregna toda la superficie.
ES0172620U1971-09-241971-09-24Juguete didáctico pedagógico y recreativo
PendingES172620U
(es)