1. Who invented Atomic theory ?

Answer: Dalton of Britain in 1803.

2. Who invented Laptop ?

Answer:

Adam Osborne in 1981.

3. Who invented Bakelite ?

Answer: Leo H. Baekeland of Belgium in 1907.

4. Who invented Vitamin K ?

Answer: Doisy Dam of U.S.A. in 1938.

5. Who invented Chemotherapy ?

Answer: Paracelsus of Switzerland

6. Who invented Proton ?

Answer:

Ernest Rutherford

7. Who invented Safety razor ?

Answer: King Camp Gillette of U.S.A. in 1903