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==US Patent 511.916 von Nikola Tesla==
==US Patent 511.916 von Nikola Tesla==
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* https://www.google.com/patents/US511916
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* US Patent 511916 "Electric Generator", 1894, https://www.google.com/patents/US511916
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==Video==
==Video==
*http://youtu.be/8fR3vBB1Yn0 (WITTS)
*http://youtu.be/8fR3vBB1Yn0 (WITTS)