Device against the perching, or nesting, of birds, and in particular pigeons, on window sill walls of terraces and balconies. (Machine-translation by Google Translate, not legally binding)

摘要

Device against posed, or nested, of pigeons and birds, on window sill, characterized by providing as a basic element of a flat piece (1) housed by its shorter sides in separate supports (2) anchored to the vertical walls (3) of the window (4), and resting its lower edge on the sill (5) of the window (4), placing the piece with an inclination of at least 25º with respect to the horizontal. (Machine-translation by Google Translate, not legally binding)