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Thomas Edison
Thomas Alva Edison (February 11, 1847 – October 18, 1931) was an American inventor, scientist and businessman who developed many devices that greatly influenced life around the world, including the phonograph, the motion picture camera, and a long-lasting, practical electric light bulb. Dubbed "The...
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Incandescent light bulb
The incandescent light bulb, incandescent lamp or incandescent light globe is a source of electric light that works by incandescence (a general term for heat-driven light emissions which includes the simple case of black body radiation). An electric...
- x Inventor:
- Thomas Edison,
- Hiram Stevens Maxim
- x Date of invention:
- x Patents:
Phonograph
The record player, phonograph or gramophone was the most common device for playing recorded sound from the late 1870s until the late 1980s.
Usage of these terms is not uniform across the English-speaking world (see below). In more modern usage, this...
- x Inventor:
- Thomas Edison
- x Date of invention:
- x Patents:
Stencil duplicator
The stencil duplicator or mimeograph machine (often abbreviated to mimeo) is a low-cost printing press that works by forcing ink through a stencil onto paper.
Along with spirit duplicators and hectographs, mimeographs were for many decades used to...
- x Inventor:
- Thomas Edison
- x Date of invention:
- x Patents:
Electricity distribution
Electricity distribution is the final stage in the delivery (before retail) of electricity to end users. A distribution system's network carries electricity from the transmission system and delivers it to consumers. Typically, the network would...
- x Inventor:
- Thomas Edison
- x Date of invention:
- x Patents:
