This Day in Patent History - On November 19, 1901, Granville Woods was issued a patent for a third rail to operate electrified railways On November 19, 1901, Granville Woods was issued a patent for a third rail to operate electrified railways. …
Interesting fact about patents - It is not confirmed who invented the fire hydrant, because its patent perished in a fire at the patent office It is not confirmed who invented the fire hydrant, because its patent perished in a fire at the patent office.