Production of vehicle registration number plates

A process for the production of vehicle registration number plates which comprise a transparent plate (44) bonded face to face with a surface of a film on which a vehicle registration number is depicted comprises i) presenting a transparent plate to a surface of a continuous strip (10) of a film on which a registration number is depicted, said surface having an adhesive coating and said film being provided with lines of weakening arranged to encompass an area of film on which the registration number is depicted and which area corresponds in shape to the transparent plate, said plate being applied to said surface in registry with said area of film so as to bond to the adhesive, and (ii) separating said area of film with said transparent plate bonded thereto from the remainder of the film along the lines of weakening without further trimming of the film at the periphery of the number plate.