FR1047696A - Improvements in photomechanical reproduction processes - Google Patents

Improvements in photomechanical reproduction processes

Info

Publication number
FR1047696A
FR1047696A FR1047696DA FR1047696A FR 1047696 A FR1047696 A FR 1047696A FR 1047696D A FR1047696D A FR 1047696DA FR 1047696 A FR1047696 A FR 1047696A
Authority
FR
France
Prior art keywords
reproduction processes
photomechanical reproduction
photomechanical
processes
reproduction
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
French (fr)
Inventor
Johannes Heidenhain
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of FR1047696A publication Critical patent/FR1047696A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • 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
    • G03F1/00—Originals for photomechanical production of textured or patterned surfaces, e.g., masks, photo-masks, reticles; Mask blanks or pellicles therefor; Containers specially adapted therefor; Preparation thereof
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/22—Direct chromate processes, i.e. without preceding silver picture, or agents therefor

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Photosensitive Polymer And Photoresist Processing (AREA)
FR1047696D 1951-04-03 1951-04-11 Improvements in photomechanical reproduction processes Expired FR1047696A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB774851A GB697036A (en) 1951-04-03 1951-04-03 Photographic copying process

Publications (1)

Publication Number Publication Date
FR1047696A true FR1047696A (en) 1953-12-16

Family

ID=9838964

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1047696D Expired FR1047696A (en) 1951-04-03 1951-04-11 Improvements in photomechanical reproduction processes

Country Status (3)

Country Link
CH (1) CH318469A (en)
FR (1) FR1047696A (en)
GB (1) GB697036A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3263586A (en) * 1963-10-22 1966-08-02 Wenczler & Heidenhain Circular or longitudinal scales for photomechanical contact copying
US3639125A (en) * 1969-01-10 1972-02-01 Ibm Process for producing photographic relief patterns
DE2903641C2 (en) 1979-01-31 1982-11-11 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Process for producing a recording medium with a pattern which appears in at least two different colors when irradiated with light

Also Published As

Publication number Publication date
CH318469A (en) 1957-01-15
GB697036A (en) 1953-09-16

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