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Patent model for printers' quoins
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 slim quoins consisting of two metal plates with slanting faces that worked on each other; used when there was not enough space in the form for ordinary quoins. The invention was granted patent number 483185. Model incomplete.
National Museum of American History’s own descriptionCredit linePatent model for printers' quoins. ca 1892. Tinsley, William J.. National Museum of American History. CC0.