Documents Apparatus and Method for Engraving Gravure Cylinder

5/13/2018 Apparatus and Method for Engraving Gravure CylinderUnited States Patent [19]Holowko et al.1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1…