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Individual
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Individual
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Application filed by IndividualfiledCriticalIndividual
Priority to ES1968141086UpriorityCriticalpatent/ES141086Y/en
Publication of ES141086UpublicationCriticalpatent/ES141086U/en
Application grantedgrantedCritical
Publication of ES141086YpublicationCriticalpatent/ES141086Y/en
A pictorially illustrated phonograph disc comprising a base having a pictorially illustrated surface, which is visible through an outer layer of transparent material attached to the base and having a sound track groove printed thereon, characterized in that the base it is attached to the outer layer of transparent material, by a layer of polyvinyl alcohol. (Machine-translation by Google Translate, not legally binding)
ES1968141086U1968-08-201968-08-20
A PICTORICALLY ILLUSTRATED PHONOGRAPH DISC.
ExpiredES141086Y
(en)
A procedure to mount photographs of microfilms on a transparent carrier sheet, provided with a coating. (Machine-translation by Google Translate, not legally binding)