Article Detail Who invented Safety razor ? Answer: King Camp Gillette of U.S.A. in 1903 Similar Questions : 1. Who invented Bicyle ? Answer: Kirkpatrick Macmillan of Britain. 2. Who invented Vaccine of Rabies ? Answer: Louis Pasteur of France in 1885 3. Who invented Transistor ? Answer: Bardeen, Shockley & Britain of U.S.A. in 1948 4. Who invented Stethoscope ? Answer: Laennec of French in 1819. 5. Who invented Floppy disk ? Answer: IBM in 1970 6. Who invented HIV ? Answer: Dr Robert Gallo invented HIV test 7. Who invented CT scan ? Answer: Hounsfield by Britain in 1973. Read more from - Important Inventions