Who invented the safety razor?
Copernicus
Fahrenheit
King Camp Gillette
Karl Benz
Who invented light bulb?
Guglielmo Marconi
Thomas Edison
Alexander Graham Bell
Wilbur Wright
Which was invented by Lewis E Waterman?
Solar System
Motor Car
Telephone
Fountain Pen
Who invented steam locomotive?
John Baird
Richard Trevithick
Charles Babbage