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  • Who invented Vitamin K ?

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

Similar Questions :

1. Who invented Open Heart Surgery ?


Dr. Daniel Hale Williams

2. Who invented Atomic theory ?

Answer: Dalton of Britain in 1803.

3. Who invented Optical Fibre ?


Indian-born American physicist Narinder Kapany

4. Who invented Vitamin A ?

Answer: Mc Collum and M.Davis of U.S.A. in 1913

5. Who invented Vaccine of Rabies ?

Answer: Louis Pasteur of France in 1885

6. Who invented Steam Engine (Piston)

Answer: Thomas Newcomen of Britain in 1712

7. Who invented HIV ?


Dr Robert Gallo invented HIV test

Read more from - Important Inventions
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