“GERALD CO CHICAGO WILLOCK PATD AUG 3 1920”
3 3/8″ high. Steel body. Steel shackle. Single bit post key.Patent # 1348234.
3 3/8″ high. Steel body. Steel shackle. Single bit post key.Patent # 1348234.
3 3/8″ high. Steel body. Steel shackle. Double bit post key.Patent # 1348234.