When did Gustaf Dalén pass away?
1935
1937
1939
1941
Answer
In 1937, Swedish physicist and inventor Gustaf Dalén passed away at the age of 68. Notably, he is recognized for his contributions to lighthouse design and technology. Dalén's pivotal role in the AGA Company led to the development of the Dalén Light and the Sun Valve, devices that enabled automatic operation and reliable illumination of lighthouses, enhancing maritime safety and navigation.
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