Franziska Joksch, AT102086B
Multiplikationsvorrichtung, AT102086B.
On December 28, 1925, Franziska Joksch of Vienna received a patent for developing a novel multiplication device aimed at expediting calculations and reducing the range of multiplication tasks. This device builds upon earlier innovations, incorporating individual tables up to 1000 and a small set of simple tools to facilitate efficient computation, especially for common uses in small businesses.
Date of Application: 9 January 1924
Date of Issuance: 28 December 1925
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