1. Who invented Laptop ?

Answer:

Adam Osborne in 1981.

2. Who invented Vaccine of Rabies ?

Answer: Louis Pasteur of France in 1885

3. Who invented Air Conditioning ?

Answer:

Willis Carrier in 1902

4. Who invented Open Heart Surgery ?

Answer:

Dr. Daniel Hale Williams

5. Who invented Aspirin ?

Answer:

Felix Hoffmann invented Aspirin

6. Who invented Atomic numbers ?

Answer: Moseley of Britain in 1913

7. Who invented Locomotive ?

Answer:

George Stephenson was first to buit steam locomotives.