MEJORAS INTRODUCIDAS EN EL OBJETO DE LA PATENTE PRINCIPAL 509.303, POR: PROCEDIMIENTO DE ESTRATIFICACION DE CAPAS TERMOSOLDABLES EN LA PRODUCCION DE CARNETS DE IDENTIFICACION INTEGRALES DE PLASTICO.

摘要

The process according to the parent description, comprises offset colour printing of the reverse side of the transparent film carrying the owner's data, photograph, etc. A photosensitive emulsion is applied to the front side, for mirror printing. - The film is fed from a reel, and is folded through 180 degrees during prodn. of the passport.