Invention of the telephone useful and widespread apparatus it is now. The telephone exchange was an idea of the Hungarian engineer Tivadar Puskás (1844–1893) in 1876, while he was working for Thomas Edison on a telegraph exchange. Puskás was working on his idea for an electrical telegraph exchange when Alexander Graham Bell received the first patent for the telephone. This caused Puskás to take a fresh look at his own work and he refocused on perfecting a design for a telephone exchange. He then got in touch with the U.S. inventor Thomas Edison who liked the design. According to Edison, "Tivadar Puskas was the
The Farnsworth Invention The Farnsworth Invention The Farnsworth Invention is a stage play by Aaron Sorkin adapted from an unproduced screenplay about Philo Farnsworth's first fully functional and completely all-electronic television system and David Sarnoff, the RCA president who stole the design. On April 29, 2004, New Line Cinema announced they had acquired the drama script "The Farnsworth Invention" from award-winning writer Aaron Sorkin. Thomas Schlamme was set to direct. The release read in part: ""The Farnsworth Invention" tells the story of Philo Farnsworth, a boy genius born in Beaver, Utah, who later moved to Rigby, Idaho, where he began experimenting with electricity.