Sphinx Automobile Works
The Sphinx Automobilwerke AG were a German automobile manufacturer in Zwenkau . From 1920 to 1925, lower middle class cars were manufactured there.
The four-wheeled vehicles were powered by a 4/16 hp or a 5/22 hp engine.
source
- Werner Oswald : Deutsche Autos 1920-1945 , 10th edition, Motorbuch Verlag Stuttgart (1996), ISBN 3-87943-519-7 , page 457