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TRIAS MATA MERCEDES
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TRIAS MATA MERCEDES
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Priority to ES0063574UpriorityCriticalpatent/ES63574U/en
Publication of ES63574UpublicationCriticalpatent/ES63574U/en
Tables And Desks Characterized By Structural Shape
(AREA)
Abstract
A book with musical mechanism, consisting of a book with a certain number of sheets, provided with a cover of resistant material, characterized by having arranged inside the spine a box in which is fixed a musical mechanism that when the book is opened Automatically in motion, auditioning a piece of music related to the subject matter of the book, whose mechanism is set in motion thanks to a start and stop lever that the musical device is provided with. (Machine-translation by Google Translate, not legally binding)
ES0063574U1958-01-081958-01-08A book with musical mechanism (Machine-translation by Google Translate, not legally binding)
PendingES63574U
(en)
Improvements in the tacographers with movement of the leaves of the diagrams to an exact time (Machine-translation by Google Translate, not legally binding)