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Unformatted text preview: In 1870, Edison moved to Newark in order to operate several telegraph manufacturing shops. In the shops, he continued to work on contracts and manufactured electrical products for companies in New York City, especially Gold and Stock. And when Western Union bought Gold and Stock in May 1871, Edison was careful to build a new relationship with them. In the shops, he supervised workers for the first time and came to be known as a demanding employer. While in Newark, Edison continued to work on his own inventions. He also began to build a reputation in the business world. His most famous invention of this period is the quadruplex telegraph in 1874. The device was simple but had the potential to change the telegraph market. It was capable of sending two messages simultaneously in both directions. Although Edison was under informal contract with Western Union to sell all of directions....
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This note was uploaded on 12/13/2011 for the course ART 2313 taught by Professor Staff during the Fall '10 term at Texas State.
- Fall '10