Igor Sikorski invented the first helicopter. The inventor designed the helicopter to use solar power as a means of energy.
no. he had nothing to do with the helicopter. he only invented the gramophone and the early microphone. i hope that this answer helps you a lot with work. :)
An African-American didn't invent the helicopter.
no, he did not invent the helicopter He invented the Gramaphone and the early microphone Hope that this answer helps you!
for transpertation
Igor Sikorski invented helicopter in the year 1906.
where did
Megan newton
HELICOPTER
Yes
the helicopter
Helicopter
15