Major Edwin Howard Armstrong
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Title: Major Edwin Howard Armstrong

Essay Details:

Subject: American History
Author:
Date: June 5, 2015
Level: University
Grade: A
Length: 2 / 488

Essay text:

Armstrong's life is both a story about the great inventions he brought about, and the tragedy wherein those inventions' rights were claimed by others. In particular, the regenerative circuit, which Armstrong patented in 1914, was subsequently patented by Lee De Forest in 1916; De Forest then sold the rights to his patent to AT&T. Between 1922 and 1934, Armstrong found himself embroiled in a patent war, between himself, RCA, and Westinghouse on one side, and De Forest and AT&T on the other. This patent lawsuit was the longest ever litigated to its date, at 12 years. Armstrong won the first round of the lawsuit, lost the second, and stalemated in a third...

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