Abele Waldemar, AT126607B
Sportgerät.
Image credit: Waldemar, A. (1930)
On February 10, 1932, Abele Waldemar of Baden, near Vienna, patented a single-runner ski sled paired with two short skis worn on the rider’s feet. The design improved control and safety on icy or sloped tracks, allowing smooth steering and braking even at high speeds.
Date of Application: 18 February 1930
Date of Issuance: 10 February 1932
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Francesca Chiaradia
PhD Student in Economics
My research interests include law and economics, economics of innovation, and information economics.