FR997730A - éléments d'impression - Google Patents

éléments d'impression

Info

Publication number
FR997730A
FR997730A FR997730DA FR997730A FR 997730 A FR997730 A FR 997730A FR 997730D A FR997730D A FR 997730DA FR 997730 A FR997730 A FR 997730A
Authority
FR
France
Prior art keywords
printing elements
printing
elements
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
English (en)
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.)
NCR Voyix Corp
National Cash Register Co
Original Assignee
NCR Corp
National Cash Register Co
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 NCR Corp, National Cash Register Co filed Critical NCR Corp
Application granted granted Critical
Publication of FR997730A publication Critical patent/FR997730A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/124—Duplicating or marking methods; Sheet materials for use therein using pressure to make a masked colour visible, e.g. to make a coloured support visible, to create an opaque or transparent pattern, or to form colour by uniting colour-forming components
    • B41M5/132—Chemical colour-forming components; Additives or binders therefor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Color Printing (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
FR997730D 1948-10-21 1949-10-20 éléments d'impression Expired FR997730A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US666443XA 1948-10-21 1948-10-21

Publications (1)

Publication Number Publication Date
FR997730A true FR997730A (fr) 1952-01-09

Family

ID=22070786

Family Applications (1)

Application Number Title Priority Date Filing Date
FR997730D Expired FR997730A (fr) 1948-10-21 1949-10-20 éléments d'impression

Country Status (3)

Country Link
DE (1) DE838448C (fr)
FR (1) FR997730A (fr)
GB (1) GB666443A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1060155B (de) * 1955-04-25 1959-06-25 Eugen Beyer Magnetton-Diktiergeraet mit Korrektureinrichtung
DE1119302B (de) * 1959-07-11 1961-12-14 Gerhard Ritzerfeld Verfahren zur Herstellung von Abdrucken von Druckformen mit einem Farbvorrat von Triphenylmethan-Farbstoffen

Also Published As

Publication number Publication date
GB666443A (en) 1952-02-13
DE838448C (de) 1952-05-08

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