Who is credited with inventing the first mass-produced helicopter?
Correct answer: Igor Sikorsky
Pimpao +
great invention that has been saving lives ever since !
Oksanо4ка!
barbit58, pity to consider all who was born in Russia Empire was obviously Russian. It’s a big mistake
He was Ukrainian
Player #27643412
well technically Da Vinci was the first to design or come up with the original idea of the helicopter, back when he was around..
Unreal Neil.
barbit58, Very observant... But it's "go to."
Globular Martian
Player #27643412, Totally agree with you on that. Da Vinci was way ahead of his time.
DawnyC
Player #27643412, he was born way before his time, very intelligent man
Chelseablue 1971
VividPotion6704, and Brit special forces
VividPotion6704
me, thank you for saying that... it would have saved many Vietnamese lives too, not to mention all the Australians and French who also fought there?
Player #3833664
Never heard of him
barbit58
pity the compilers do not understand the difference between emigrate - go do and immigrate come from