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Publication of FR848288ApublicationCriticalpatent/FR848288A/fr
G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
G03F3/00—Colour separation; Correction of tonal value
Landscapes
Physics & Mathematics
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General Physics & Mathematics
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FR848288D1938-06-301938-06-30Dispositif permettant d'authentifier le contenu d'un récipient
ExpiredFR848288A
(fr)