-
Water thermometer
Galileo Galilei -
telescope
Hans Lippershey -
Pendulum clock
Christiaan Huygens -
Pocket Watch
Christiaan Huygens -
Mercury thermometer
Daniel Gabriel Fahrenheit -
Steamboat
John Fitch -
telegraph
Samuel Finley Breese Morse -
Bunsen gas burner
Robert Wilhelm Bunsen -
phone
Alexander Graham Bell