Patent US34605 - George westinghouse - Google Patents
G1 WESTINGHOUSE. Grain Winnower. I ,No. 34,605. Patented March 4,1862 N. PEIEHS Pnmumu pner. Washington. 0. c. UNITED STATES PATENT OFFICE. GEORGE WESTINGHOUSE, OF SOHEN EOTADY, NEW YORK. IMPROVEMENT IN GRAINAND ......