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Individual
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Individual
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Priority to ES0040697UpriorityCriticalpatent/ES40697U/en
Publication of ES40697UpublicationCriticalpatent/ES40697U/en
A viewfinder for transparent photographs in color, consisting of a sheet metal frame, in which two adjacent compartments are distinguished, of which the lower one is used to house a lamp, and its upper face inclined, covered with an opal glass and protected with a peephole; the upper compartment is open on both sides, according to the passage ports, and has the tilting frame of a smaller peephole, foldable on the fixed one that covers the opal glass; the wall opposite the opaline glass and fixed peephole is parallel to these and, therefore, inclined, and serves as a mount to a large-diameter magnifying lens as a function of fixed and ocular magnifying glass. (Machine-translation by Google Translate, not legally binding)
ES0040697U1954-02-241954-02-24A viewfinder for transparent photographs in color (Machine-translation by Google Translate, not legally binding)
PendingES40697U
(en)
Procedure and device for the continuous evaluation of paste quality and/or polishing of a transparent sheet (Machine-translation by Google Translate, not legally binding)
Device intended for cinematographic or photographic cameras, allowing the distance and the aperture of the diaphragm or one of the two to be modified during aiming
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)