1. Who invented Printing Press ?

Answer:

Johannes Gutenberg

2. Who invented Radar ?

Answer:

Sir Robert Watson-Watt

3. Who invented Vaccine of Rabies ?

Answer: Louis Pasteur of France in 1885

4. Who invented Telescope ?

Answer: Hans Lippershey of Netherlands in 1608.

5. Who invented Ballistic missile ?

Answer: Wemher von Braun of Germany in 1944.

6. Who invented Vitamin B1 ?

Answer:

Casimir Funk discovered in 1912

7. Who invented Chemotherapy ?

Answer: Paracelsus of Switzerland