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  • Who invented Helicopter ?

    Answer:

    Igor Sikorsky

Similar Questions :

1. Who invented Printing Press ?

Answer:

Johannes Gutenberg

2. Who invented CT scan ?

Answer: Hounsfield by Britain in 1973.

3. Who invented Blood Transfusion ?

Answer: Jean-Baptiste Denys of France in 1625.

4. Who invented Circulation of blood ?

Answer: William Harvey of Britain in 1628

5. Who invented Radar ?

Answer:

Sir Robert Watson-Watt

6. Who invented Stethoscope ?

Answer: Laennec of French in 1819.

7. Who invented Proton ?

Answer:

Ernest Rutherford

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