“YALE” – “Y&T” Trefoil
4″ high x 3″ wide. Brass body. Brass shackle. “PATENTED FEB 1 1876 JULY 10 1877 NOV 27 1877 SEP 24 1878” is stamped on the base of the body. “YALE LOCK MFG. CO. STAMFORD CT. U.S.A.” is stamped on the obverse of the shackle. Yale standard lever.Patent #’s 172899 192847 197683 D10843 More…