Quote:
Originally Posted by sammyg2
Alf James Rudolf Lysholm (born 14 December 1893, died 20 February 1973) was a Swedish engineer.
Lysholm worked for the Ljungstrom steam turbine company. He is noted for the development of the Lysholm rotary screw compressor and the hydraulic torque converter.
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https://sv.wikipedia.org/wiki/STAL
Svenska Turbinfabriks AB Ljungström -> Laval / Asea/Brown Boveri ABB -> Alstom -> Siemens