PROCEDE DE FORMATION SUR UNE BANDE MAGNETIQUE D'UNE IMAGE LATENTE A L'AIDE DE TETES MAGNETIQUES D'ENREGISTREMENT ET D'EFFACEMENT ET APPAREIL POUR LA MISE EN OEUVRE DU PROCEDE
Process for magnetographic printing and apparatus for carrying out said process, said process being characterized in that: a) a first information is recorded b) part of the information recorded at step (a) is erased c) a second information is recorded, at least one part of said second information is...
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Zusammenfassung: | Process for magnetographic printing and apparatus for carrying out said process, said process being characterized in that: a) a first information is recorded b) part of the information recorded at step (a) is erased c) a second information is recorded, at least one part of said second information is recorded in the area erased during step (b). Apparatus comprising at least three magnetic heads with at least one erasing head and two recording heads, characterized in that said erasing head is arranged so as to erase the writing area (14) common to at least two recording heads. Application to continuous printing of information of the bar code type. |
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