А. Ф. Науменко В. А. Семенов Н. И. Чащихин А. Б. Белов ТРг П. П. Игнатьев
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Procédé de fabrication de la surface d'un cylindre d'essuyage pour machine taille-douce mono- ou polychrome et dispositif pour la mise en oeuvre de ce procédé