1. Who invented Laptop ?

Answer:

Adam Osborne in 1981.

2. Who invented Neon Lamp ?

Answer:

Georges Claude who was a French engineer, chemist and inventor

3. Who invented Ballistic missile ?

Answer: Wemher von Braun of Germany in 1944.

4. Who invented Piano ?

Answer:

Bartolomeo Cristofori

5. Who invented Super Computer ?

Answer:

Seymour Cray

6. Who invented Barometer ?

Answer: Evangelista Torricelli of Italy in 1644

7. Who invented Circulation of blood ?

Answer: William Harvey of Britain in 1628