Process and apparatus to form on a magnetic tape a latent image by means of recording and erasing magnetic heads
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United States of America Patent
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-
Oct 12, 1993
Grant Date -
N/A
app pub date -
Mar 26, 1991
filing date -
Apr 13, 1988
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
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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