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William Gilbert in his study writing his book De Magnete, Magneticisque Corporibus, et de Magno Magnete Tellure.
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William Gilbert in his study writing his book De M...

Thomas Alva Edison (February 11, 1847 – October 18, 1931) was an American inventor
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Thomas Alva Edison (February 11, 1847 – October 18...

Thomas Alva Edison
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Thomas Alva Edison

Thomas Alva Edison
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Thomas Alva Edison

Electrical engineering
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Electrical engineering

Alexander Graham Bell.
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Alexander Graham Bell.

Rotating apparatus according to Stöhrer
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Rotating apparatus according to Stöhrer

Electrical engineering
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Electrical engineering

Charles Proteus Steinmetz
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Charles Proteus Steinmetz

Thomas alva edison
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Thomas alva edison

The electric tram in stuttgart
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The electric tram in stuttgart

Werner von siemens
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Werner von siemens