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Individual
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Priority to ES0169768UpriorityCriticalpatent/ES169768U/en
Publication of ES169768UpublicationCriticalpatent/ES169768U/en
Improved overhead projector, essentially characterized in that the prismatic head containing the specular sheet and lenses in an angular arrangement is capable of rotating with respect to its support arm, in an amplitude of at least 90 degrees, according to a horizontal plane of rotation facing the lower endless band on which the texts or graphics are written, this arrangement of the head making it possible to selectively take and subsequently projection of those texts in discontinuous longitudinal arrangement with respect to the lower endless band or, according to the 90 degree rotation of the head, the taking and lateral projection of those texts arranged on the endless band in a continuous transverse direction. (Machine-translation by Google Translate, not legally binding)
ES0169768U1971-06-081971-06-08Improved overhead projector (Machine-translation by Google Translate, not legally binding)
PendingES169768U
(en)