Nikola Tesla U.S. Patent 725,605 - System of Signaling Patent Wrapper Page 49

J J JLI J J filled, and written on bnt one side of the paper. to be stricken out or inserted in the application must be specified and the preciso point indicated where the papers provious paper separat from t amendments must be or sach RULE 13 In every amendment the exact word ernstre or insertion is to be made. All Room No....91.. All comunications should be addresand to "The Commissioner of Patents, Washington, D. c." Nikola Tesla, 2-246. DEPARTMENT OF THE INTERIOR, All communications respecting this application shonld give the serial naaber, date of Aling, and title of invention. UNITED STATES PATENT OFFICE, Care, Kerr, Page & Cooper, 120 Broadway, New York, H.Y. WASHINGTON, D. C., Dec 24, 1901. Please find below a communication from the EXAMINER in charge of your application. filed July 16, 1900, Ser. No. 23,847, for Systems of Signaling. F. I. Allen. Commissioner of Palente. This case has been considered as amended Dec. 3, 1901. Page 9, line 14, it is thought that "secondary" should be changed to primary. Claim 9 is rejected on the British patent to Wilson of record, figure C, or on U.S. patent to Wilson et al., 663,440, Dec. 5, 1900 filed July 28, 1898, Telegraphy, Wireless, figure 3, because the two sensitive circuits therein disclosed are each"tuned to respond Applicant in his argument has referred to waves of a given kind". to the fact that in said British patent each circuit was capable of responding to all the currents or impulses and makes the point that in his system the two conductors are not so capable of responding to all the impulses but only to those produced by the two air conductors of the oscillator each of which give impulses of a distinctive or different character. Claims 1 to 8, which are drawn 663