A letter of paper for letters. (Machine-translation by Google Translate, not legally binding)

摘要

A sheet of paper for letters marked transversely to define upper and lower upper panels adapted to be folded into a fan on the lines marked to place the upper panel in position in superposition relation on the other side of the middle panel providing this one areas cut out along their side edges in order to provide a contact surface of the marginal edges of the upper and lower panels through the cut-out areas of the middle and adhesive panel along selected portions of the edges of the torales marginal of the sheet to overcome the cut-out areas of the middle panel when the sheet is folded a second sheet attached to the lower axis of the respective panel, there being a line of perforations in the joint line being the second sheet of equal length but of smaller width than the first in order to completely extend between the adhesive zones on the lateral marginal edges of the first sheet and lines marked in the transverse direction of the second sheet that divide it into a plurality of panels of the same background as the panels of the first one, with which the marginal edges of the upper and lower panels can adhere to each other through of the cutout areas of the middle panel when the sheets are folded. (Machine-translation by Google Translate, not legally binding)