Important Inventions

Artificial heart	Willem Kolff
Atomic bomb	J. Robert oppenheimer
Ball point pen	John j Loud
Bicycle	Kirkpatrick
Bifocal Lens	Benjamin franklin
Calculus	Newton
Cloning, DNA	Boyer, cohen
Dynamo	Hypolite Pixli
Fountain Pen	Lewis E waterman
Galvanometer	Andre marie ampere
Gramophone	Thomas alva edison
Hydrogen bomb	Edward Teller
Pacemaker	zoll
Movie projector	Thomas Edison
Revolver	Colt
Radar	AH Taylor & Leo c Young
Radio carbon dating	Libby
Relativity Theory	Einstein
Stethoscope	Laennec
Telescope	hanshippershey
TV	John Logie Baird
Transformer	Michael Faraday
X-ray	WK Roentgen