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Individual
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Individual
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Application filed by IndividualfiledCriticalIndividual
Priority to ES0058908UpriorityCriticalpatent/ES58908Y/en
Publication of ES58908UpublicationCriticalpatent/ES58908U/en
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Publication of ES58908YpublicationCriticalpatent/ES58908Y/en
A toy siren, characterized by being constituted by two identical discs (1, 2) juxtaposed and joined together, which on a diameter have two through holes (3, 4), equidistant from the center, for passing through them. a string (5), and that in the vicinity of its contour imprison several tubes (6) regularly distributed according to strings of the circumference of said discs and each provided with a sound device of wind as a whistle, so that by putting the set of said discs in rapid rotation by means of said cord, made without end, stretching and loosening it alternately, the said tubes emit a sound like a siren, of variable intensity depending on the speed of rotation. (Machine-translation by Google Translate, not legally binding)
ES0058908U1957-02-271957-02-27
Toy mermaid
ExpiredES58908Y
(en)