Christma-calendar, characterized by, the fact of being constituted from a sheet of cardboard, thick cardboard or any other suitable material, that next to one of its ends takes a zone or space destined, to the reproduction of a sheet of, any class, related to the purpose of the device; and in the lower part it has three boxes, one of them destined to the printing of a text, of congratulation; another of them, to the impression of the company or entity that sends the device, and, another one of them destined to give the instructions for the assembly of the calendar, that occupies the greater part of the space of the mentioned sheet. (Machine-translation by Google Translate, not legally binding)
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