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Individual
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Individual
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Application filed by IndividualfiledCriticalIndividual
Priority to ES0015810UpriorityCriticalpatent/ES15810Y/en
Publication of ES15810UpublicationCriticalpatent/ES15810U/en
Application grantedgrantedCritical
Publication of ES15810YpublicationCriticalpatent/ES15810Y/en
A luminous complement for children's books, characterized essentially by being constituted by a receptacle or housing, containing dry cells or similar, together with connections to one or more electric incandescent lamps, of small size, whose receptacle is solidary of the book in question, already outside one or both covers, already on the back of the same, or in a sheet or body independent of them, but bound, in the children's book of which it is part, igniting, either by switch or by automatic special contact in the game of the covers. (Machine-translation by Google Translate, not legally binding)
ES0015810U1947-09-221947-09-22
Luminous complement for children's books.
ExpiredES15810Y
(en)
Luminous electrographic device, powered by dry battery or light current, operating without conducting wires in the pointers. (Machine-translation by Google Translate, not legally binding)