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Patent Model of a Sheet-feed Apparatus
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 sheet-feed apparatus which was granted patent number 143740. The patent is for a pneumatic feeder adaptable to sheets of different sizes, as well as sheets for printing on both sides.
National Museum of American History’s own descriptionCredit linePatent Model of a Sheet-feed Apparatus. ca 1873. Ashley, John T.. National Museum of American History. CC0.
