FR538342A - photographic screen and its preparation process - Google Patents

photographic screen and its preparation process

Info

Publication number
FR538342A
FR538342A FR538342DA FR538342A FR 538342 A FR538342 A FR 538342A FR 538342D A FR538342D A FR 538342DA FR 538342 A FR538342 A FR 538342A
Authority
FR
France
Prior art keywords
preparation process
photographic screen
photographic
screen
preparation
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
Joseph Arthur Henry Hatt
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 FR538342A publication Critical patent/FR538342A/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
    • G03F5/12—Screening processes; Screens therefor by projection methods using other screens, e.g. granulated screen

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
  • Photosensitive Polymer And Photoresist Processing (AREA)
  • Optical Filters (AREA)
  • Overhead Projectors And Projection Screens (AREA)
FR538342D 1920-10-14 1921-07-18 photographic screen and its preparation process Expired FR538342A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US417011A US1407029A (en) 1920-10-14 1920-10-14 Photoprocess screen and method of preparing same

Publications (1)

Publication Number Publication Date
FR538342A true FR538342A (en) 1922-06-08

Family

ID=23652230

Family Applications (1)

Application Number Title Priority Date Filing Date
FR538342D Expired FR538342A (en) 1920-10-14 1921-07-18 photographic screen and its preparation process

Country Status (4)

Country Link
US (1) US1407029A (en)
DE (1) DE362952C (en)
FR (1) FR538342A (en)
GB (1) GB170270A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE958529C (en) * 1955-06-23 1957-02-21 Herbst & Illig Contact grid

Also Published As

Publication number Publication date
US1407029A (en) 1922-02-21
GB170270A (en) 1922-07-06
DE362952C (en) 1922-11-03

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