Recent Patents. 990,255. Manufacture of water-meter disks. William L. Gumprecht, New York, N. Y., assignor to Neptune Meter Co., same place. 990,521. Process of extinguishing fires. Max Breslauer, Charlottenburg, Germany, assignor to the firm of Minimax Consolidated, Ltd., London, Eng., and Neuruppin, Germany. 990,701. Fire-escape. William Carter Burge, Greensboro. N. C. 990,770. Fire-escape. Peter Petersen, Horsens, Denmark. 990,780. Automatic sprinkler. George I. Rockwood, Worcester, Mass.