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Patent model for printers' quoins
CC0 · no rights reserved

Patent model for printers' quoins

Scott, George · ca 1880 · metal (overall material)

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 quoins consisting of two wedge-shaped pieces, one with a rack of teeth, which was adjusted by turning a pinion key against the teeth. The invention was granted patent number 232551.

National Museum of American History’s own description
Subjects
Patentsmanufacture, printers quoinsModelsWork and Industry: Graphic Arts
Credit linePatent model for printers' quoins. ca 1880. Scott, George. National Museum of American History. CC0.
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