首页>
外国专利>
Pressure air horn, in particular for motor vehicles with a clamped between two circular connecting piece, at the edge of the notched membrane, in which the currents of the blowing air from the upper side of the membrane according to the underside by a plurality of segment openings of the membrane is
Pressure air horn, in particular for motor vehicles with a clamped between two circular connecting piece, at the edge of the notched membrane, in which the currents of the blowing air from the upper side of the membrane according to the underside by a plurality of segment openings of the membrane is