Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Individual
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Individual
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Priority to ES148599UpriorityCriticalpatent/ES148599U/en
Publication of ES148599UpublicationCriticalpatent/ES148599U/en
Foldable viewer, characterized by being constituted by a substantially flat box, equipped with a window closed by a plate of translucent material, whose box, equipped with two facing slots, has fixed on its back an envelope formed by pieces coupled together telescopically whose envelope has a lens fixed at its rear end, so that by inserting a transparent photograph into the interior of the box through the slots, and locating the lens by extending or contracting said envelope at the appropriate focal length, appreciate the aforementioned transparency through said lens. (Machine-translation by Google Translate, not legally binding)
ES148599U1969-05-141969-05-14Foldable viewfinder (Machine-translation by Google Translate, not legally binding)
PendingES148599U
(en)