Nikola Tesla U.S. Patent 723,188 - Method of Signaling Patent Wrapper Page 18

인 Cancelle Room 91. In the matter of the application etor Nikola Tesla, Serial No. 64,532, 1 filed June 14, 1901, Methods of for Eutifree Signalling. Hon. Commissioner of Patents, Sir: New York, November 20, 1901. As we desire to make a number of corrections in the specification of the application above named, we request that the specification and claims, beginning with line 19, on p. 1, be cancelled, and the following substituted therefor: "render it still more susceptible, and to reduce the liability of its being affected by extraneous disturbances, is carefully adjusted so as to be in tune with the transmitter. By a scientific design of the sending and receiving circuits and other apparatus, and skillful adjustment of the same, these objects may be in a measure attained, but in long experience I have found that notwithstanding all constructive advantages and experimental resources, this method is in many cases inadequate. Thus, while I have succeeded in so operating, selectively, under certain favorable conditions, more than one hundred receivers, in most cases it is practicable to work successfully but a few, the number rapidly diminishing, either owing to great distance or other causes, as the energy available in the tuned circuits becomes smaller, and the receivers consequently, necessarily more delicate. Evidntly a circuit, however well constructed and adjusted to -1575