Device for defacing valuable documents and cases for automatic banknote dispensers fitted with such device
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United States of America Patent
Stats
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Oct 20, 1992
Grant Date -
N/A
app pub date -
Jul 24, 1991
filing date -
Jul 26, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A device for blurring valuable documents such as banknotes includes means for delivering a blurring or discoloring liquid to deface banknotes contained within an enclosure upon a breach of security afforded by the enclosure. At least one spongy element placed close to the edges of the banknotes which are stacked on edge in the enclosure with which is associated a tank for defacing liquid. Upon the occurrence of a breach the defacing liquid soaks the spongy element which engages the upper cut edges of the banknotes to allow the defacing liquid to migrate on and between the cut edges of these banknotes stored within the enclosure. The device is particularly applicable to cash boxes for automatic bank bills dispensers.
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