Question 1
Who invented the speed camera ?
Question 2
Who was Julien Pecoud-Bouvet, the inventors of the flashing light ?
Question 3
Who invented the breathalyzer ?
Question 4
Who invented handcuffs ?
Question 5
Whene the night vision binoculars were invented ?
Question 6
What year Jack Cover invented the taser ?
Question 7
Who invented the bulletproof vest ?
Question 8
Who invented the radio communication system ?
Question 9
Who invented the motor car in 1886 ?
Question 10
Who invented the helicopter in 1907 ?
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