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Benjamin Allen's 1875 Folding Seat Hinge Patent Model
From the collection of National Museum of American History. Free to download, adapt and use — no permission needed.
About this work
Benjamin Allen from Trenton, New Jersey, received a U.S. patent for a hinge for school seat. Patent no. 163622 was issued on May 25, 1875.
National Museum of American History’s own descriptionCredit lineBenjamin Allen's 1875 Folding Seat Hinge Patent Model. 1875. Allen, Benjamin. National Museum of American History. CC0.
