New device for the assembly and protection of photographs or cards in the cinematographic propaganda cards (Machine-translation by Google Translate, not legally binding)

摘要

New device for the assembly and protection of photographs, stickers, lithographs, and the like, on the cardboard or exhibition frames used for cinematographic propaganda, characterized by a sheet of cardboard, cardboard, paper, wood or metal sheet, of a size and shape Suitable, it is fixed on its surface with the help of a matrix or index of placement, the photograph, photocopy, lithography, etc., of which it is treated, by means of eyelets, hooks or an adhesive of any kind, on which it also bears coupled, by any means, another sheet of the same size and also of paper, cardboard, cardboard or similar material, which will be practiced, in a suitable place, a perforation or interior cut that may take the form of a rectangle or any other, and the which perforation will coincide precisely on the photograph, leaving its central field free and visible, but the corners and edges that remain in this way are hidden. protected and secured against theft and damage. (Machine-translation by Google Translate, not legally binding)