Werner von Siemens
See also: Siemens
Ernst Werner von Siemens (December 13rd 1816 with Lenthe, close to Hanover - December 6th 1892 with Berlin) is a inventor and German Industriel .
In 1847, with Johann Georg Halske, it founds the company Telegraphen-Beam-Anstalt of Siemens & Halske , become in 2007 the company Siemens.
In 1866, it establishes the principle of the dynamoelectric and in 1877, it obtains the patent of the electronic Haut-parleur.
In 1888, it is anobli by the Empereur Frederic III.
The name “mho” was adopted like unit of the international system for the electric Conductance.
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