FR693065A - Photoengraving process and screen curtain for the implementation of this process - Google Patents

Photoengraving process and screen curtain for the implementation of this process

Info

Publication number
FR693065A
FR693065A FR693065DA FR693065A FR 693065 A FR693065 A FR 693065A FR 693065D A FR693065D A FR 693065DA FR 693065 A FR693065 A FR 693065A
Authority
FR
France
Prior art keywords
implementation
screen curtain
photoengraving
photoengraving process
curtain
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
Niels Ludvigsen
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 FR693065A publication Critical patent/FR693065A/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
    • G03F5/00—Screening processes; Screens therefor
    • G03F5/02—Screening processes; Screens therefor by projection methods
    • G03F5/04—Screening processes; Screens therefor by projection methods changing the screen effect

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR693065D 1930-03-31 1930-03-31 Photoengraving process and screen curtain for the implementation of this process Expired FR693065A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR693065T 1930-03-31

Publications (1)

Publication Number Publication Date
FR693065A true FR693065A (en) 1930-11-14

Family

ID=9039847

Family Applications (1)

Application Number Title Priority Date Filing Date
FR693065D Expired FR693065A (en) 1930-03-31 1930-03-31 Photoengraving process and screen curtain for the implementation of this process

Country Status (1)

Country Link
FR (1) FR693065A (en)

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