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Individual
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Individual
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Priority to ES1969145256UpriorityCriticalpatent/ES145256Y/en
Publication of ES145256UpublicationCriticalpatent/ES145256U/en
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Publication of ES145256YpublicationCriticalpatent/ES145256Y/en
Holding Or Fastening Of Disk On Rotational Shaft
(AREA)
Abstract
Improved phonographic film, characterized essentially by the fact of being constituted by an intermediate sheet provided with an advertising-type print, which presents, adhered on both sides, transparent sheets engraved with a gramophone record, the film comprising in the center a hole for its insertion in the ear of the gramophone. (Machine-translation by Google Translate, not legally binding)
Magnetophonic device for seeing inscriptions and simultaneously hearing the corresponding sounds (Machine-translation by Google Translate, not legally binding)
Device for holding a master magnetic record sheet and a magnetic record sheet to be printed in a correct overlapping relationship in printing operation