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.
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.
Source: Wikipedia "Hannah Slater" · CC BY-SA 4.0
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