Office of Edison Electric Light Co. 65 5th Avenue New York City 1881 Mr Edison is seen at the left grasping the hand rail. Mr Charles Batchelor is seen in the centre and at the right hand is Major S B Eaton President of the Company Edison, Thomas Alva (the Wizard of Menlo Park) US inventor; opened research laboratory in Menlo Park, New Jersey 1876 (moved to West Orange, New Jersey 1887); invented phonograph (1st demonstrated 1877); invented incandescent electric light 1879; invented kinetograph camera and kinetoscope motion-picture viewer (patented 1891) _1847-1931