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FR558005A - Device for obtaining the adjustable displacement of raster screens in a vertical plane, in photomechanical processes - Google Patents

Device for obtaining the adjustable displacement of raster screens in a vertical plane, in photomechanical processes

Info

Publication number
FR558005A
FR558005A FR558005DA FR558005A FR 558005 A FR558005 A FR 558005A FR 558005D A FR558005D A FR 558005DA FR 558005 A FR558005 A FR 558005A
Authority
FR
France
Prior art keywords
obtaining
vertical plane
adjustable displacement
photomechanical processes
raster screens
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)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
PROCEDES BASSANI
Original Assignee
PROCEDES BASSANI
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 by PROCEDES BASSANI filed Critical PROCEDES BASSANI
Application granted granted Critical
Publication of FR558005A publication Critical patent/FR558005A/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)
  • Manufacture Or Reproduction Of Printing Formes (AREA)
FR558005D 1922-12-11 1922-02-15 Device for obtaining the adjustable displacement of raster screens in a vertical plane, in photomechanical processes Expired FR558005A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US606078A US1577442A (en) 1922-12-11 1922-12-11 Method and apparatus for making photomechanical printing plates

Publications (1)

Publication Number Publication Date
FR558005A true FR558005A (en) 1923-08-20

Family

ID=24426434

Family Applications (1)

Application Number Title Priority Date Filing Date
FR558005D Expired FR558005A (en) 1922-12-11 1922-02-15 Device for obtaining the adjustable displacement of raster screens in a vertical plane, in photomechanical processes

Country Status (2)

Country Link
US (1) US1577442A (en)
FR (1) FR558005A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1052815B (en) * 1954-06-10 1959-03-12 Klimsch & Co Method and device for photomechanical rasterization
US3158479A (en) * 1963-03-14 1964-11-24 Pluess Lithograph Co Method of production halftones
US3280696A (en) * 1964-02-28 1966-10-25 Kourken K Ketchian Vibrating glass screen

Also Published As

Publication number Publication date
US1577442A (en) 1926-03-23

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