Martha Banach, US1618144A

Hair Waver, US1618144A.

Image credit: Banach, M. (1893)

On February 15, 1927, Martha Banach of New York received a patent for a novel hair waver. The device features two adjacent corrugated plates sized to match the desired width of the hair wave.

Date of Application: 7 April 1926

Date of Issuance: 15 February 1927

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Francesca Chiaradia
Francesca Chiaradia
PhD Student in Economics

My research interests include information economics, law and economics, economics of innovation.