Q. Who invented Blue Tooth

A
Godfrey Hounsfield
B
Paul Muller
C
Jap Hartson
D
Leo Hendrik Baekeland
Solution:

Jap Hartson at Ericcson in 1994 invented Blue Tooth.

Godfrey Hounsfield – Invented C.T scan

Leo Hendrik Baekeland – Invented Bakelite

Paul Muller – Invented D D T

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