1. Who invented Laser ?

Answer:

Charles H. Townes

2. Who invented Neutron bomb ?

Answer:

Samuel T. Cohen

3. Who invented google ?

Answer:

Larry Page

4. Who invented Stainless Steel ?

Answer: Harry Brearley of Britain in 1913.

5. Who invented Transformer ?

Answer:

Ottó Bláthy

6. Who invented X-ray ?

Answer: W.K. Roentgen of Germany in 1895.

7. Who invented Automatic rifle ?

Answer: John Browning of U.S.A. in 1918.