Method and device for reading information optically
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United States of America Patent
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Sep 17, 2013
Grant Date -
Feb 21, 2008
app pub date -
Mar 22, 2007
filing date -
Mar 22, 2006
priority date (Note) -
In Force
status (Latency Note)
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Abstract
The present invention relates to a novel type of information carrier, onto which information is stored in the form of diffraction structures. An information carrier according to the present invention can be read by being drawn manually through a reading device. The present invention also relates to a device with which an information carrier according to the invention can be read.
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