"a drain of brickwork or masonry under a road, railroad, etc.," 1773, origin unknown; OED calls it "A recent word of obscure origin." Perhaps, as Weekley suggested long ago, it is the name of a long-forgotten engineer or bridge-builder.
German monoplane of World War I, 1913, from name of Anton "Anthony" H.G. Fokker (1890-1939), Dutch engineer and inventor who started his aircraft manufacturing business in Germany in 1912.
electronic musical instrument, 1969, from Robert A. Moog (1934-2005), the U.S. engineer who invented it.
The point is that I don't design stuff for myself. I'm a toolmaker. I design things that other people want to use. [Robert Moog, interview in "Salon," 2000]
1932, originally a unit of speed in telegraphy, coined in French in 1929 in honor of French inventor and engineer Jean-Maurice-Émile Baudot (1845-1903), who designed a telegraph printing system.
computer operating system, named for Linux kernel, written 1991 by software engineer Linus Torvalds (b. 1969) of Finland (who coined the word but did not choose it as the name).