Mabel White, US1865986A
Vegetable cutting device.
Image credit: White, M. (1931)
On July 5, 1932, Mabel White of Spokane, WA, was awarded a patent for her development of a novel and easily adjustable device designed to cut vegetables into cubes of different sizes.
Date of Application: 22 April 1931
Date of Issuance: 5 July 1932
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Francesca Chiaradia
PhD Student in Economics
My research interests include law and economics, economics of innovation, and information economics.