-
Inventor: Zacharias Janssen
-
Inventor: Galileo Galilei
-
Inventor: Blaise Pascal
-
Inventor: James Hargreaves
-
Inventor: James Watt
-
Inventor: George Stephenson
-
Inventor: Charles y Jacques Vincent Louis Chavalier
-
Inventor: Roberto Davidson
-
Inventor: Alexander Graham Bell
-
Inventor: Emilie Berliner y Thomas Alvaedison
-
Inventor: Joseph Etienne
-
Inventor: Ernest Werner
-
Inventor: Aguste Lumiere
-
Inventor: Willhem Rontgem
-
Inventor: Henri Giffard
