Aeronautical Patents
1,444,886 Speed Indicator for Aeroplanes. Edward W. Rounds, Washington, D. C. 1,444,926 Landing Attachment for Aeroplanes. William E. Lawn, Rochester, N. Y. 1,444,959 Composite Propeller and Method of Making the Same. Daniel Adam Dickey, Wilkinsburg, Pa., assignor to Westinghouse Electric & Mfg. Co., a corporation of Pennsylvania.