1893 - Thomas Edison received two U.S. patents. The first was for a "Cut Out for Incandescent Electric Lamps" and another for a "Stop Device" (No. 491,992-3). Also No. 492,150 for "Process of Coating Conductors for Incandescent Lamps."
... which had first flown in 1986, and culminating in the first flight of the Typhoon prototype in 1994 (then just known as the Eurofighter EF 2000).
Despite many delays and ...