Compact equipped with a device that allows the user's initials or the dates of a perpetual calendar to appear through peepholes (Machine-translation by Google Translate, not legally binding)

摘要

"A POLVER, EQUIPPED WITH A DEVICE THAT ALLOWS TO APPEAR, THROUGH SOME VIEWS, THE INITIALS OF THE USER, OR THE DATES OF A PERPETUAL CALENDAR", characterized by the fact that on the back of the top of the compact, two disks, with a serrated contour, have been coupled, which can be rotated, separately, around respective pivots, which join them to the lid, having inscribed or recorded, in said disks, a succession of letters, numbers or graphics, which they are made visible successively, through two peepholes, or openings, practiced in said cover, in order to form the initials of the user, compose a date or make certain graphics appear. (Machine-translation by Google Translate, not legally binding)