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Machine translation
1. (WO1981002707) METHOD AND DEVICE FOR MARKING A TRANSPARENT SHEET DESIGNED FOR A TRANSFER BY MEANS OF A THERMOCOPY
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/1981/002707    International Application No.:    PCT/DE1981/000051
Publication Date: 01.10.1981 International Filing Date: 21.03.1981
IPC:
B41M 5/26 (2006.01)
Applicants:
Inventors:
Priority Data:
3010858 21.03.1980 DE
Title (EN) METHOD AND DEVICE FOR MARKING A TRANSPARENT SHEET DESIGNED FOR A TRANSFER BY MEANS OF A THERMOCOPY
(FR) PROCEDE ET DISPOSITIF POUR MARQUER UNE FEUILLE TRANSPARENTE DESTINEE A UN TRANSFERT AU MOYEN D"UNE THERMOCOPIE
Abstract: front page image
(EN)Method and device for marking a transparent sheet designed for a transfer by means of a thermocopy, wherein a sheet coated with dark colours which can be lightened by an acid or a base is exposed at predetermined locations to an acid or a base with heat supply, causing an inversion from dark colours into light and contrasted colours.
(FR)Dans le procede et le dispositif pour marquer une feuille transparente destinee a un transfert au moyen d"une thermocopie, une feuille revetue de couleurs sombres qui peuvent etre eclaircies par un acide ou une base est soumise en des endroits determines a un acide ou une base avec apport de chaleur ce qui produit une inversion des couleurs sombres en couleurs claires et contrastees.
Designated States:
Publication Language: German (DE)
Filing Language: German (DE)