Steinmetz, Charles Proteus  (1865 – 1923)
American Electrical Engineer. Born in Breslau, Germany. He was forced out of Germany because of Socialist activities. Once in the U.S. he derived mathematically the Law of Hysteresis, which made it possible to reduce the loss of effeiciency in electrical apparatus; built a generator that produced artificial lightning and patented over 200 inventions.

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  • Charles Proteus Steinmetz - Biography (Yonkers History)

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letter to H. V. Bozell (February 2, 1923) Charles Steinmetz
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