ES259912A2 - Apparatus for passage and increased vision of images on movies (Machine-translation by Google Translate, not legally binding)
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Apparatus for passage and increased vision of images on movies (Machine-translation by Google Translate, not legally binding)
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Priority to ES0259912ApriorityCriticalpatent/ES259912A2/en
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Perfections introduced in the object of the main patent number 197.509, granted by "apparatus for step and increased vision of images on film" according to which, a box is disposed in whose frontal side wall is placed the translucent screen in which projects the images, and whose rear side wall hinged and retractable up to the plane of the support base-is rigidly attached to the chassis of the projection apparatus, so that this wall can take a vertical position of storage and transport- in the that the whole apparatus is housed inside the box, or a horizontal operating position in which the apparatus faces the projection screen. (Machine-translation by Google Translate, not legally binding)
ES0259912A1960-07-131960-07-13Apparatus for passage and increased vision of images on movies (Machine-translation by Google Translate, not legally binding)
ExpiredES259912A2
(en)
Improvements introduced in the purpose of patent number 239613, improvements in the objectives for the projection of photographic and cinematographic images (Machine-translation by Google Translate, not legally binding)