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elisha otis
This guy invented a saftey brake used on elevators in case the cables fail. His idea made sky scrappers a reality -
Social Darwinism
This is not any single well defined concept. It is various ideoloigois that applt biological concepts associated with darwinism. -
John D. Rockefeller
Owner of the standard oil copmany which ruled the oil industry for many years. -
Christopher sholes
Chirstopher sholes invented the first typewriter -
Joel Tiffany
Joel Tiffany invented many things. However his most well known invention is the winter refergerator car. -
Alexander graham bell
invented the firsat practicall tellephone -
Thomas Edison
Invented many things including the phomograph, the motion picture camera, and the most important the first practicall light bulb -
F.W woolworth
this duy invented discount stores that priced things at 5 to 10 cents -
Gustavis Swift
He invented a meat packing empire in the midwest in the 18th century -
Ottmar Mergenthaler
this guy invented the linotpe machine. which helped get the idea for the printer -
George eastmen
founded the kodak camera company. -
Andrew Carnegie
led the enormous exspasnison of the steel industry -
Macys
Maceys stores have been supplying people with good items for 81 years.
