Isabella B. Romans, US2400439A
Disinfecting System for Swimming Pools.
Image credit: Romans, I.B. (1940)
On May 14, 1946, Isabella B. Romans was granted a patent for a swimming pool purification system that also provided an improved antiseptic foot bath. Her design used disinfected pool water to maintain a constant antiseptic concentration in the foot bath, ensuring sanitation, convenience, and reduced maintenance.
Date of Application: 6 December 1940
Date of Issuance: 14 May 1946
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Francesca Chiaradia
PhD Student in Economics
My research interests include law and economics, economics of innovation, and information economics.