D

1
D

• George Devol
• James Dewar
• Ian Donald
• Dover Stamping Company
• Cornelious Drebbel

2
Vacuum Flask
Robots
3
Egg Beater
Ultrasound Scanner
4
Submarine
5
E

• Thomas Alva Edison
• Egyptians
• Souglas Engelhart
• M. Engelbart

6
Record Player
7
Percussion Instruments
String Instruments
Scales
Sailboat
8
Mouse
Photo Booth
9
F

• Michael Faraday
• Wilhelm Fein
• Sebastian Ziani De Ferrante
• Gerhard Fisher
• Enrico Forlanini
• Jean Foucault
• A. Fouineteau
• William Friese Greene
• Benjamin Franklin
• Calvin Fuller, Daryl Chapin, Gerald Pearson

10
Transformer
Electric Generator
11
Power Drill
Power Station
12
Hydrofoil
Metal Detector
13
Salad Spinner
Gyroscope
14
Movie Projector
Movie Camera
15
Lightning Conductor
16
Solar Cell