Search results
Results from the WOW.Com Content Network
To satisfy this demand, Edison invented the electric pen, which uses a perforating function inspired by the printing telegraph. Edison and his associate Charles Batchelor observed that as this device punctured the paper, a mark was left underneath by its chemical solution. Edison took advantage of this property and built the electric pen around it.
Edison in 1861. Thomas Edison was born in 1847 in Milan, Ohio, but grew up in Port Huron, Michigan, after the family moved there in 1854. [8] He was the seventh and last child of Samuel Ogden Edison Jr. (1804–1896, born in Marshalltown, Nova Scotia) and Nancy Matthews Elliott (1810–1871, born in Chenango County, New York).
Edison's method was to invent systems rather than components of systems. Edison did not just invent a light bulb, he invented an economically viable system of lighting including its generators, cables, metering and so on. Edison invented by repeatedly trying devices in more complex environments to progressively approximate their final use ...
In late 1998, Commonwealth Edison reported a computer upgrade intended to prevent the Y2K glitch caused them to send the village of Oswego, Illinois an erroneous electric bill for $7 million. [49] On 1 January 1999, taxi meters in Singapore stopped working, while in Sweden, incorrect taxi fares were given. [50]
The PDP-10 was as much a success as the PDP-6 was a commercial failure; about 700 mainframe PDP-10s were sold before production ended in 1984. [40] The PDP-10 was widely used in university settings, and thus was the basis of many advances in computing and operating system design during the 1970s.
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!
Thomas A. Edison invented the phonograph, the first device for recording and playing back sound, in 1877.After patenting the invention and benefiting from the publicity and acclaim it received, Edison and his laboratory turned their attention to the commercial development of electric lighting, playing no further role in the development of the phonograph for nearly a decade.
For the third time since last fall, an ordinance to create the position of municipal public advocate in Edison has failed. For the third time since last fall, an ordinance to create the position ...