Tesla patent drawings

Nikola Tesla Patents

Tesla was granted nearly 200 patents worldwide

34919 Primary Examiner,. Ex'r of Interferences, Board, Commissioner, 2-079. INTERFERENCE. Interference No. Name, Nikola Tesla.. Serial No.523,832.. Title, Fluid Propulsion. Filed, Oct. 21, 1909. Interference with Ira H. Spencer. DECISIONS OF Favorable REMARKS: Paper No. Dated, Dated, Dated, Dated, 12 Sept 21/12 This should be placed in eath application or patent involved in interference in addition to the interference letters by Primary Examiner. 65-1970 853