Nikola Tesla U.S. Patent 723,188 - Method of Signaling Patent Wrapper Page 44

B two or more electrically generated impulses of different periodicity forming elements of the signal sent and transmitting such selected impulses with reference to the conjoint action of both or all in the production of an audible or visible signal at a distant point, substantially as set forth; which is your claim 6 and claim 2 of Fessenden. 64,522 -3Count 7: In a system of telegraphy, wherein messages are sent by the use of a plurality of electrically generated impulses of different periodicities and in a predetermined order of succession, the method of ascertaining (visually or audibly) at any particular station, the particular signal sent to that station, which consists in the selection to form a signal of certain transmitted impulses of different periodicities and of a predetermined order of succession to the exclusion of all others, substantially as set forth; which is your claim 7 and claim 3 of Fessenden. Count 8: An improvement in the art of transmitting signals electrically, which consists in operating or controlling an indicating mechanism by a series or group of electrically generated impulses of differing periodicities and of a predetermined order of succession; which is your claim 8 and claim 4 of Fessenden. Count 9: In a wireless telegraph system adapted or designed for the transmission of a message to any one of two or more receiving stations, the method of transmitting the message with reference to the intelligible receipt thereof at the desired station, which method consists in the transmission of electro magnetic waves or impulses of different periodicities in varying order of transmittal by a separate order or grouping of transmittal for each receiving station; which is your claim 9 and claim 5 of Fessenden. slav G. C. Klean. Examiner, Div. 16. 601