JPS4919903A - - Google Patents

Info

Publication number
JPS4919903A
JPS4919903A JP4148373A JP4148373A JPS4919903A JP S4919903 A JPS4919903 A JP S4919903A JP 4148373 A JP4148373 A JP 4148373A JP 4148373 A JP4148373 A JP 4148373A JP S4919903 A JPS4919903 A JP S4919903A
Authority
JP
Japan
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.)
Granted
Application number
JP4148373A
Other languages
Japanese (ja)
Other versions
JPS551578B2 (en
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
Priority claimed from DE19722218344 external-priority patent/DE2218344C3/en
Application filed filed Critical
Publication of JPS4919903A publication Critical patent/JPS4919903A/ja
Publication of JPS551578B2 publication Critical patent/JPS551578B2/ja
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
    • G03F5/14—Screening processes; Screens therefor by contact methods
    • G03F5/16—Screening processes; Screens therefor by contact methods using grey half-tone screens

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Preparing Plates And Mask In Photomechanical Process (AREA)
  • Optical Elements Other Than Lenses (AREA)
JP4148373A 1972-04-15 1973-04-13 Expired JPS551578B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722218344 DE2218344C3 (en) 1972-04-15 Grids for reproduction technology

Publications (2)

Publication Number Publication Date
JPS4919903A true JPS4919903A (en) 1974-02-21
JPS551578B2 JPS551578B2 (en) 1980-01-16

Family

ID=5842098

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4148373A Expired JPS551578B2 (en) 1972-04-15 1973-04-13

Country Status (2)

Country Link
JP (1) JPS551578B2 (en)
IT (1) IT983806B (en)

Also Published As

Publication number Publication date
JPS551578B2 (en) 1980-01-16
DE2218344B2 (en) 1975-03-13
DE2218344A1 (en) 1973-10-25
IT983806B (en) 1974-11-11

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