Franziska Gangloff, AT9544B
Schabmesserkopf.
Image credit: Ganglhoff, F. (1901)
On October 25, 1902, Franziska Gangloff, a resident of Rožmitál, Czech Republic, was awarded a patent for developing a novel head for scraping knives, specifically designed to process the wide side surfaces of shingles on shingle machines.
Date of Application: 5 August 1901
Date of Issuance: 25 October 1902
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Francesca Chiaradia
PhD Student in Economics
My research interests include law and economics, economics of innovation, and information economics.