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Individual
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Individual
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Priority to ES28664ApriorityCriticalpatent/ES28664A1/es
Publication of ES28664A1publicationCriticalpatent/ES28664A1/es
ES28664A1901-10-171901-10-17Una máquina perfeccionada para acertar la suerte o buenaventura y que funciona automáticamente, insertando una moneda.
ExpiredES28664A1
(es)
Un mecanismo aplicable a los aparatos neumáticos para tocar el piano, con objeto de hacer destacar cantos o melodías determinados en las piezas que se ejecutan.