Patents
- U.S. Patent 415,577 — Electric meter (19 November 1889)
- U.S. Patent 428,290 — Electric meter (20 May 1890)
- U.S. Patent 520,274 — Electric railway (22 May 1894)
- U.S. Patent 601,068 — Method of and apparatus for extracting gold from its ores (22 March 1898)
Read more about this topic: Werner Von Siemens
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