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Individual
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Individual
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Application filed by IndividualfiledCriticalIndividual
Priority to ES1969145203UpriorityCriticalpatent/ES145203Y/en
Publication of ES145203UpublicationCriticalpatent/ES145203U/en
Application grantedgrantedCritical
Publication of ES145203YpublicationCriticalpatent/ES145203Y/en
Toy piano with educational character, characterized in that it presents on its desk or its front face, above the keyboard, a pentagram provided with a series of electric lamps adapted to light each one by manipulating a corresponding keyboard key, occupying in the pentagram the ampoule lit by a key the position of the note played. (Machine-translation by Google Translate, not legally binding)
ES1969145203U1969-01-301969-01-30
TOY PIANO WITH EDUCATIONAL CHARACTER.
ExpiredES145203Y
(en)
Improvements in the construction of means of control and projection of light to simulate movement. (Machine-translation by Google Translate, not legally binding)