Franziska Leser, AT33084B

Einrichtung zur Austrocknung feuchter Mauern.

Image credit: Leser, F. (1906)

On May 25, 1908, Franziska Leser, a German inventor from Munich, was granted a patent for developing an innovative device to dry out damp walls. Her invention featured a system of air inlets and wires to ensure constant and extensive air circulation.

Date of Application: 31 July 1906

Date of Issuance: 25 May 1908

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Francesca Chiaradia
Francesca Chiaradia
PhD Student in Economics

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