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  • Who invented Automatic rifle ?

    Answer: John Browning of U.S.A. in 1918.

Similar Questions :

1. Who invented Bleaching Powder ?

Answer: Tennant of Britain in 1798

2. Who invented X-ray ?

Answer: W.K. Roentgen of Germany in 1895.

3. Who invented Computer ?

Answer:

Charles Babbage

4. Who invented Vitamin D ?

Answer:

Edward Mellanby discovered Vitamin D while researching a disease called rickets in 1922

5. Who invented Ball-Point Pen ?

Answer: John J. Loud of U.S.A. in 1888

6. Who invented Neutron ?

Answer:

JAMES CHADWICK in 1932

7. Who invented Calculus ?

Answer: Newton of Britain in 1670.

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