A demerger in 1999 formed what is now Technicolor SA and Thomson-CSF (now Thales Group). References and sources References Sources Hammond, John Winthrop. Men and Volts, the Story of General Electric published 1941. 436 pages. Carlson, W. Bernard. Innovation as a Social Process: Elihu Thomson and the Rise of General Electric, 1870-1900 (Cambridge: Cambridge University Press, 1991). Woodbury, David O. Elihu Thomson, Beloved Scientist (Boston: Museum of Science, 1944) Haney, John L. The Elihu Thomson Collection American Philosophical Society Yearbook 1944. 1882 establishments in Massachusetts Energy companies established in 1882 Manufacturing companies established in 1882 American companies established in 1882 1892 mergers and acquisitions 1892 disestablishments in Massachusetts Energy companies disestablished in 1892 Manufacturing companies disestablished in 1892 American companies disestablished in 1892 Electronics companies of the United States General Electric subsidiaries Technicolor SA Companies based in Lynn, Massachusetts Defunct manufacturing companies based in Massachusetts