Recent Patents 1,027,624. Automatic balance for centrifugal pumps. Albert C. Pautsmeier. Alameda, Cal., assignor to Byron Jackson Iron Works, West Berkeley, Cal. 1,027,724. Fire-escape. Edwin Horice Haney, French Camp Cal., assignor to Haney Fire Apparatus Co., Stockton, C.al. 1,028.067. Machine for manufacturing hose. Andrew C. Bolton, New York. N. Y., assignor to The Gutta Percha & Rubber Manufacturing Co., same place. 1,028.098. Pressure-regnlatingfi valve, Joseph P. Helaney, Pittsburgh, Pa., assignor to Municipal Supply Co., same place.