Adelina J. Vanstrom, US1267292A
Milk-Bottle Case.
Image credit: Vanstrom, A.J. (1918)
On May 21, 1918, Adelina J. Vanstron, from Jamestown, New York, was awarded a patent for improvements to milk-bottle cases. Specifically, her invention featured a metal case with a detachable upper portion, allowing for easier removal and providing enhanced protection and durability for the glass container.
Date of Application: 23 October 1916
Date of Issuance: 21 May 1918
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Francesca Chiaradia
PhD Student in Economics
My research interests include law and economics, economics of innovation, and information economics.