Marconi Wireless Telegraph Company of America government officials balked at returning the American Marconi stations to the original owners, distrusting British control of radio communication due to national security concerns. Lead by the U.S. Navy, the government pressured the Marconi companies to transfer American Marconi to a U.S. owner. The American Marconi assets were purchased by General Electric in 1919, which provided the foundation for creating its new subsidiary, the Radio Corporation of America. On July 20, 1897, the Wireless Telegraph and Signal Company, Limited, was founded in London to promote the radio inventions of Guglielmo Marconi. (The company's name was changed to Marconi's Wireless Telegraph
Invention of radio Holmes, an island in mid-channel, and at Brean Down, a promontory on the Somerset side. Signals were obtained between the first and last-named points, a distance of, approximately, . The receiving instrument used was a Morse inkwriter of the Post Office pattern. In 1898, Marconi opened a radio factory in Hall Street, Chelmsford, England, employing around 50 people. In 1899, Marconi announced his invention of the "iron-mercury-iron coherer with telephone detector" in a paper presented at Royal Society, London. In May, 1898, communication was established for the Corporation of Lloyds between Ballycastle and the Lighthouse on Rathlin Island in the