Tuesday 28th December 1920
Frederick S and August S Duesenberg were issued with a US patent for an internal combustion incorporating their ‘walking beam’ principle.
An Everyday Journey Through Motoring History, Facts & Trivia
This Day In Automotive History
Frederick S and August S Duesenberg were issued with a US patent for an internal combustion incorporating their ‘walking beam’ principle.
I We have no wish to abuse copyright regulations and we apologise unreservedly if this occurs. If you own any of the material published please get in touch.