Granville T. Woods
Invented: The multiplex telegraph,
The Columbus, OH native’s improvements to the telephone still hold up to this day. He is known as the “Black [Thomas] Edison.”
« Previous page 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 Next page »
