CH500840A - Method and device for seamless engraving of halftone printing forms - Google Patents

Method and device for seamless engraving of halftone printing forms

Info

Publication number
CH500840A
CH500840A CH516470A CH516470A CH500840A CH 500840 A CH500840 A CH 500840A CH 516470 A CH516470 A CH 516470A CH 516470 A CH516470 A CH 516470A CH 500840 A CH500840 A CH 500840A
Authority
CH
Switzerland
Prior art keywords
printing forms
halftone printing
engraving
seamless
seamless engraving
Prior art date
Application number
CH516470A
Other languages
German (de)
Inventor
Allard De Vos Ferdinand
Hendrik Ter Steege Jan
Original Assignee
Werkspoor Amsterdam Nv
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 Werkspoor Amsterdam Nv filed Critical Werkspoor Amsterdam Nv
Publication of CH500840A publication Critical patent/CH500840A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/38—Circuits or arrangements for blanking or otherwise eliminating unwanted parts of pictures
CH516470A 1969-04-17 1970-04-08 Method and device for seamless engraving of halftone printing forms CH500840A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6905923A NL6905923A (en) 1969-04-17 1969-04-17

Publications (1)

Publication Number Publication Date
CH500840A true CH500840A (en) 1970-12-31

Family

ID=19806720

Family Applications (1)

Application Number Title Priority Date Filing Date
CH516470A CH500840A (en) 1969-04-17 1970-04-08 Method and device for seamless engraving of halftone printing forms

Country Status (4)

Country Link
US (1) US3760098A (en)
CH (1) CH500840A (en)
GB (1) GB1297980A (en)
NL (2) NL6905923A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT332897B (en) * 1972-03-24 1976-10-25 Zimmer Peter METHOD FOR PRODUCING PRINTING FORMS
GB1464445A (en) * 1973-02-19 1977-02-16 Mitsubishi Electric Corp Apparatus for making a printing master
DE2513042C3 (en) * 1975-03-25 1981-07-30 Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel Method for the precise setting of the start and end of the reproduction
DE2726329A1 (en) * 1976-06-11 1977-12-22 Zed Instr Ltd COPY PROCEDURE
US4500929A (en) * 1979-07-11 1985-02-19 Buechler Lester W Method of engraving an invisible joint within a gravure printing cylinder
US5519502A (en) * 1994-04-06 1996-05-21 Ohio Electronic Engravers, Inc. Method and apparatus for selectively linearizing cells in an engraver
DE19820630A1 (en) 1998-05-08 1999-11-11 Heidelberger Druckmasch Ag Position detection device for rotating object e.g. shaft of electronic copier, recorder, or imagesetter
GB2426742A (en) * 2005-04-29 2006-12-06 Luscher Zed Flexo Ltd Engraving cylinder end assembly

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2996576A (en) * 1959-02-20 1961-08-15 Ampex Video system with transient and dropout compensation
GB1095452A (en) * 1963-12-27 1900-01-01

Also Published As

Publication number Publication date
NL137759C (en)
GB1297980A (en) 1972-11-29
DE2018003B2 (en) 1976-04-22
US3760098A (en) 1973-09-18
DE2018003A1 (en) 1970-10-22
NL6905923A (en) 1970-10-20

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Legal Events

Date Code Title Description
PL Patent ceased