Ernst Werner von Siemens (1816 – 1892), German inventor and industrialist. Siemens's name has been adopted as the SI unit of electrical conductance, the siemens. He was also the founder of the electrical and telecommunications company Siemens.

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Keywords: 1892, archival, archive, company, conductance, electrical, ernst, founder, german, historical, history, industrialist, inventor, si, siemens, telecommunications, unit, von, werner