Thomas Edison's Laboratory
Thomas Edison's laboratory in East Orange, New Jersey, USA. Thomas Alva Edison (1847-1931) was an American inventor, famous for inventing or improving devices such as the phonograph and the electric light bulb. Edison was one of the first inventors to build research laboratories to make and develop inventions. He also founded several companies, and filed over 1000 patents. Other work included improvements to telegraphy, cameras, and motion picture cameras, as well as promoting his DC electrical distribution systems. He also discovered the Edison Effect, on which thermionic valves are based
Pick your License
Restrictions Only for Ireland and United Kingdom
1847 Alva Atheist Battery Bulb Current Developed Devices Diabetes Direct Edison Electric Light Electric-light Freethinker Incandescent Lightbulb Mechanical Menlo Operate Operator Pacifist Patent Phonograph Practical Prolific Quadruplex Recorded Recorder Tape Tele Tele Communication Tele-communication Telecommunication Ticker Wizard Worldwide
Features In These Collections
> Contributors > PHR
