05/23/1885 Edison Electric Light Co and Johnson, Edward Hibberd -- Circulars and Brochures
(Man, Albon; Swan, Joseph Wilson; Edison, Thomas Alva; Sawyer, William Edward) Patent infringement; Incandescent lamp
[X154A4]  Historical Society of Pennsylvania, Philadelphia, Pa.: Uriah Hunt Painter Papers -- Unbound Documents (1884-1885)
[X154A4DQ; TAEM 0:0]