1. Who invented Proton ?

Answer:

Ernest Rutherford

2. Who invented Safety Pin ?

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

3. Who invented Gramophone ?

Answer:

Emile Berliner in 1887.

4. Who invented Neon Lamp ?

Answer:

Georges Claude who was a French engineer, chemist and inventor

5. Who invented Circulation of blood ?

Answer: William Harvey of Britain in 1628

6. Who invented CT scan ?

Answer: Hounsfield by Britain in 1973.

7. Who invented google ?

Answer:

Larry Page