In 1909-10 young Igor Sikorsky tested self designed aerosani, before he built multi-engine airplanes and helicopters.

If it's dead, we disassemble it and send it east of the Urals, to an institution that used to build helicopters.

In an adjoining hanger, workers build 24-seat helicopters.

Here in Connecticut we have the skilled people (a lot of them unemployed) for building nuclear submarines and helicopters.

Headed by Ivan Pavlovich Bratukhin, the bureau built several experimental helicopters over the next decade.

There will be story hours for children, moving sculptures by David Jacobs, and a tent where visitors may build model rubber-band-powered cars and helicopters.

After the war the company began to build helicopters under a licensing agreement with Sikorsky.

In Arizona, where the company builds military helicopters, 800 jobs will be lost.

From 1919, Pescara built several coaxial helicopters and submitted numerous patents across several countries.

Eventually, it began to build civilian helicopters and airplanes, priced considerably cheaper than those produced by its U.S. counterparts.