Luna H. Thralls, US1601892A
Vanity Case.
Image credit: Thralls, L.H. (1924)
On October 5, 1926, Luna H. Thralls of Hymera, Indiana, received a patent for an improved vanity case. Her invention enhanced the compactness of the item, incorporating space for a mirror, a card case, and a billfold.
Date of Application: 13 May 1924
Date of Issuance: 5 October 1926
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Francesca Chiaradia
PhD Student in Economics
My research interests include law and economics, economics of innovation, and information economics.