Rolls Royce Motors

 was a manufacturing company that produced automobiles, engines, inter alia.

Spitfires and Lancaster Bombers, aircraft flown by the Royal Air Force in the Second World War were powered by Rolls Royce engines. (TV: Victory of the Daleks, The Doctor, the Widow and the Wardrobe)

Among the recycled replacement parts on the the Doctor's TARDIS' console was a brass data plate from a Rolls Royce product. It read "Type FD 12 MK V11 Rolls Royce Motors Crewe England" and had a space in which to enter a NATO stock number. The Eleventh Doctor used the plate as a field expedient mirror. (TV: The Angels Take Manhattan)