demonstrator engine
51Piasecki X-49 — Infobox Aircraft name= X 49 Speedhawk caption= X 49A Speedhawk VTDP Technology Demonstrator in flight type = Experimental high speed compound helicopter manufacturer = Sikorsky (original airframe) Piasecki Aircraft (modifications and testing)… …
52Sikorsky X2 — Infobox Aircraft name= X2 Demonstrator caption= Concept of the Sikorsky X2 Demonstrator type= Experimental helicopter manufacturer=Sikorsky Aircraft/Schweizer Aircraft designer= first flight= 27 August 2008Trimble, Stephen.… …
53Fourth generation jet fighter — Lockheed Martin F 16. Dassault Mirage …
54De Havilland Canada DHC-6 Twin Otter — infobox Aircraft name = DHC 6 Twin Otter type = utility aircraft manufacturer = de Havilland Canada / Viking Air (400 series) caption = A West Coast Air Twin Otter floatplane. designer = Fred Buller and Dick Hiscocks first flight = 20 May 1965… …
55Mikoyan MiG-35 — For the aircraft previously incorrectly known as MiG 35, see Mikoyan Project 1.44. MiG 35 …
56EADS Barracuda — NOTOC Infobox Aircraft name=Barracuda caption= type=Reconnaissance and combat UAV national origin=Joint venture between Germany and Spain manufacturer=EADS designer= first flight=2 April avyear|2006 introduced= retired= status= primary user= more …
57Curtiss Hawk — was a name common to many aircraft designed and produced by the Curtiss Aeroplane and Motor Company, most of them fighters: Contents 1 Curtiss Model 34 Hawk I 2 Curtiss Model 35/63 Hawk II, Turkeyhawk, Goshawk 3 Curtiss Model 43 Seahawk …
58Daimler Roadliner — Manufacturer Daimler Motor Company/British Leyland Built at Coventry, Warwickshire, England Operator(s) British Electric Traction, various municipals and independents in …
59Retired Metropolitan Transportation Authority (New York) demonstration bus fleet — The Metropolitan Transportation Authority (New York) (MTA) has tested single buses from time to time, usually on loan from the manufacturer. Year Builder and model name Length (feet) Powertrain (Engine and transmission or propulsion system)… …
60Mercedes-Benz O405 — O405 O 405 in Viernheim, Germany Manufacturer Mercedes Benz Production 1983−2001 Assembly …
