Hannah Slater

Slater Mill Historic Site, 2010 Hannah Slater (née Wilkinson; 1774–1812) was an early American inventor. Some sources state that she was the first American woman to receive a patent, however others state that Hazel Irwin, who received a patent for a cheese press in 1808, or Mary Kies, in 1809, was the first. Provided by Wikipedia
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