It is an American helicopter manufacturing company and also manufactures military aircraftSikorsky · AircraftOf the new type helicopter "S-97 RAIDER" which the company has been developingConcept ...
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The largest transport plane of WW2

During World War II, Germany built one of the most enormous transport aircraft ever flown: the Messerschmitt Me 323 Gigant.
Unique counter-rotating design to help mitigate technical risk of integrating engines on to airlifter Airbus Military has chosen a unique "handed" propeller concept for the A400M airlifter in a bid to ...
Photo Caption: A large Wesmar commercial stainless steel counter rotating dual prop bow thruster similar to what Wesmar will be showing at the WorkBoat Show Dec 3-5. This year, at the International ...