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Chr Belser A G
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Chr Belser A G
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Application grantedgrantedCritical
Publication of FR708452ApublicationCriticalpatent/FR708452A/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
G03F5/00—Screening processes; Screens therefor
G03F5/24—Screening processes; Screens therefor by multiple exposure, e.g. combined processes for line photo and screen
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR708452D1930-04-011930-12-29Procédé pour la confection de montages d'héliogravure
ExpiredFR708452A
(fr)