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Priority to ES99150UpriorityCriticalpatent/ES99150Y/es
Publication of ES99150UpublicationCriticalpatent/ES99150U/es
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Publication of ES99150YpublicationCriticalpatent/ES99150Y/es
Emisor telegráfico de juguete, que está constituido esencialmente por una caja a modo de pupitre, provisto de dos compartimentos internos con sendas ventanas frontales, cubiertas por láminas translúcidas y de coloración distinta, en cuyos compartimentos están alojadas respectivas lámparas conectadas, por una parte, en común, con uno de los bornes de una fuente de alimentación, y por la otra, con el otro borne, a través de sendos interruptores a modo de manipuladores telegráficos, instalados sobre el pupitre.
ES99150U1963-04-201963-04-20Emisor telegráfico de juguete
ExpiredES99150Y
(es)