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US5337122A Method and apparatus for MICR printing quality control 失效
MICR打印质量控制方法和装置

Method and apparatus for MICR printing quality control
摘要:
A magnetic ink monitoring system is provided including a reader which outputs an electrical signal representative of a magnetic flux, a storage mechanism which stores an integral representation of a signal from a standard magnetic ink display, and a comparator operatively connected to the read means and the storage means to compare an integral signal of the electrical signal of the magnetic ink display to the integral representation of a signal from a standard magnetic ink character.
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