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QUOD BONUM NV
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QUOD BONUM NV
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Application filed by QUOD BONUM NVfiledCriticalQUOD BONUM NV
Application grantedgrantedCritical
Publication of FR71811EpublicationCriticalpatent/FR71811E/fr
B41N—PRINTING PLATES OR FOILS; MATERIALS FOR SURFACES USED IN PRINTING MACHINES FOR PRINTING, INKING, DAMPING, OR THE LIKE; PREPARING SUCH SURFACES FOR USE AND CONSERVING THEM
B41N3/00—Preparing for use and conserving printing surfaces
B41N3/003—Preparing for use and conserving printing surfaces of intaglio formes, e.g. application of a wear-resistant coating, such as chrome, on the already-engraved plate or cylinder; Preparing for reuse, e.g. removing of the Ballard shell; Correction of the engraving
FR71811D1957-02-011957-02-01Procédé pour retoucher la gravure des formes d'impression en creux
ExpiredFR71811E
(fr)
Perfectionnements apportés aux procédés et dispositifs pour la fabrication de clichés d'impression, plus spécialement des clichés pour l'impression en creux ou héliogravure