Who invented the safety razor?
Copernicus
Fahrenheit
King Camp Gillette
Karl Benz
Motor car was invented by:
Lewis Waterman
Etienne Oehmichen
Radio was invented by:
John Logie Baird
Alexander Graham Bell
Richard Trevithick
Guglielmo Marconi
Who invented steam locomotive?
John Baird
Thomas Edison
Charles Babbage
Who invented telescope?
Thomas Alva Edison
Galileo
Marconi