OSO Hotwater - Hot water cylinders - the most efficient in the world
The founder – Reidar Frölich Braathen – started “Oslo Sveisebedrift, Oslo” (OSO) in Oslo in 1932, as one of the first welding shops in Norway. Frölich Braathen was both a blacksmith and a lieutenant in the Norwegian air force and among the first in the country who mastered both electric and autogenous welding. With minimal resources he created the first Norwegian welded water heater. Thanks to his continuous innovation and dedication Frölich Braathen employed 100 people by 1940. His 50 years of experience became the foundation of OSO Hotwater AS – a Norwegian industrial adventure.
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