Nikola Tesla U.S. Patent 517,900 - Steam Engine Patent Wrapper Page 1

31 J 1 (No Model.) No. 517,900. G² Witriesses! Raphaël Netter Ernest Hopkinson N. TESLA. STEAM ENGINE. Fig.1 522 E Patented Apr. 10, 1894. Awwwwwwww 12 Sheets-Sheet 1. B THE NATIONAL LTDGRAF COMPANY, AATOR a Inventor nikola Tesla by Duncan & Page Attorneys. 73