Nikola Tesla British Patent 8575 - Improved Methods of and Apparatus for Generating and Utilizing Electric Energy for Lighting Purposes
Nikola Tesla British Patent 11,293 - Improvements Relating to the Utilization of Electromagnetic, Light, or Other Like Radiations Effects or Disturbances Transmitted through the Natural Media and to Apparatus Therefor
Nikola Tesla British Patent 2801 - Improvements in Reciprocating Engines and Means for Regulating the Period of the Same
