Nikola Tesla U.S. Patent 685,953 - Method of Intensifying and Utilizing Effects Transmitted Through Natural Media
Nikola Tesla British Patent 8575 - Improved Methods of and Apparatus for Generating and Utilizing Electric Energy for Lighting Purposes
Nikola Tesla U.S. Patent 462,418 - Method of and Apparatus for Electrical Conversion and Distribution
Nikola Tesla British Patent 6481 - Improvements Relating to the Electrical Transmission of Power and to Apparatus Therefor
Nikola Tesla British Patent 2812 - Improvements in Methods of and Apparatus for the Generation of Electric Currents of Defined Period
