CC0 · no rights reserved
Patent Model of a Typecasting Machine
From the collection of National Museum of American History. Free to download, adapt and use — no permission needed.
About this work
This patent model demonstrates an invention for a typecasting machine which was granted patent number 110303. The patent details a mechanism for tripping the matrix lever, and opening and closing the mold.
National Museum of American History’s own descriptionSubjects
Credit linePatent Model of a Typecasting Machine. ca 1870. Spang, William. National Museum of American History. CC0.
