Nikola Tesla U.S. Patent 787,412 - Art of Transmitting Electrical Energy through the Natural Mediums Patent Wrapper Page 37

550 O.K. O.K. ok. The apparatus described in applicant's patents mentioned on page 2 of the official letter may or may not produce stationary waves. The conditions necessary for the production of such phenomena are not disclosed in the patents themselves, but are fully explained in the present application. The British patent of record illustrates arrangements similar to some described in applicant's earlier British patents, but contemplates the production of Hertzian or electromagnetic waves, and with such waves, as explained by applicant on page 7, paragraph 2, the phenomena herein described would be impossible. The error in the use of the reference letter f on the drawing will be duly corrected. With the above remarks, the case is submitted for reconsideration. Respectfully, -15Kerr, Page +Cooper. [This page retyped from microfilm for better readability - Ed.