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Thomas Alva Edison (February 11, 1847 – October 18, 1931) was an American inventor and businessman. [ 1 ] [ 2 ] [ 3 ] He developed many devices in fields such as electric power generation , mass communication , sound recording , and motion pictures. [ 4 ]
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.
Russian engineer Pavel Yablochkov invented the electric carbon arc lamp. 1876: Scottish inventor Alexander Graham Bell patented the telephone. 1877: American inventor Thomas Edison invented the phonograph. 1877: German industrialist Werner von Siemens developed a primitive loudspeaker. 1878: First electric street lighting in Paris, France 1878
He presented a paper on them in 1885, where he referred to thermionic emission as the "Edison Effect." [14] The British physicist John Ambrose Fleming, who in 1882 had accepted a consulting position for the Edison & Swan Electric Light Company of London, discovered in 1885 that the Edison Effect could be used to detect radio waves. Fleming went ...
At age 19 in 1879, William Dickson wrote a letter to American inventor and entrepreneur Thomas Edison seeking employment. He was turned down. That same year Dickson, his mother, and two sisters moved from Britain to Virginia. [4] In 1883 he was finally hired to work at Edison's laboratory in Menlo Park, New Jersey. In 1888, Edison conceived of ...
"The Electric Sunshine Man" is a musical for young voices about the life, times, and inventions of Thomas Edison; generally performed by youth choral groups in schools. The Schoolhouse Rock song "Mother Necessity" featured Thomas Edison first as a child intending to be an inventor when he grows up to make a lamp to help his mother see and then ...
Getty By Jacquelyn Smith The job interview was born in 1921, when Thomas Edison created a written test to evaluate job candidates' knowledge. Since then, the process has come a long way. "As the ...
A series of stories featuring "Tom Edison, Jr." by Philip Reade were published between 1891 and 1892. The story "Tom Edison's Electric Mule, or, The Snorting Wonder of the Plains" (1892) is a parody of the earlier Frank Reade series. [6] The Jack Wright series was created and written by Luis Senarens. The character first appeared in 1891, and ...