Flattering device in the opening of screw caps of containers of all kinds, characterized by consisting of a substantially elongated rectangular plate, with slightly curved ends and longitudinal edges double curved in flange forming guides, whose plate is perpendicularly traversed at its center by a axis freely rotating on itself but prevented from any axial displacement, one end of said axis finishing off a suitable handle for the hand while the other end, which emerges on the other side of the plate, has a pinion fixed. (Machine-translation by Google Translate, not legally binding)
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