1. Who invented Safety razor ?

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

2. Who invented Stainless Steel ?

Answer: Harry Brearley of Britain in 1913.

3. Who invented Steam Engine ?

Answer: Thomas Savery of Britain in 1698

4. Who invented c language

Answer:

Dennis Ritchie

5. Who invented Java Language ?

Answer:

James Gosling

6. Who invented Super Computer ?

Answer:

Seymour Cray

7. Who invented Bicyle ?

Answer: Kirkpatrick Macmillan of Britain.