Adolf Froelich (December 24, 1887 – November 1943) was a Polish inventor, dentist and participant in the Polish-Soviet War.
Curriculum vitae
Adolf Froelich was born in Łaziska, Congress Poland, to parents Reinhold Froelich and Antonina Wilhelmina Józefina Froelich (). He studied brewing technology at the Royal Bavarian Academy for Agriculture and Beer Brewing, a department of TH München, based in Freising. Furthermore, he studied dentistry. He attained his dentist's approbation in 1918.Archive of polish medicals As a dentist he worked in Jędrzejów. In 1932 he invented the twin propeller.Description of the double propeller He was an officer (rank; podporuchnik) of the Polish Armed Forces.List of the polish officers on the website of the museum of the Polish Armed Forces in Warsaw As a dentist he took part in the Polish-Soviet War being a member of the 9th Infantry Division. He died in Warsaw.
Bibliography Urząd Patentowy Rzeczpospolitej Polskiej Opis Patentowy Nr 18229, Warszawa 21 sierpnia 1933, Adolf Froelich, Podwójne śmigło.
Notes