1. Who invented Laptop ?

Answer:

Adam Osborne in 1981.

2. Who invented google ?

Answer:

Larry Page

3. Who invented Telescope ?

Answer: Hans Lippershey of Netherlands in 1608.

4. Who invented Stainless Steel ?

Answer: Harry Brearley of Britain in 1913.

5. Who invented Safety Pin ?

Answer: Walter Hunt of U.S.A. in 1849

6. Who invented Helicopter ?

Answer:

Igor Sikorsky

7. Who invented Relativity Theory ?

Answer: Einstein of Germany in 1905.