Invention Grant
US08376956B2 Device and method for determining a cap arrangement indicating color discrimination 有权
用于确定指示颜色辨别的盖布置的装置和方法

Device and method for determining a cap arrangement indicating color discrimination
Abstract:
A detector located on a positioning tray has a plurality of colored caps placed by a subject being tested. Each cap has a unique resonant circuit which is selectively energized to indicate cap position to the detector so that color discrimination of the subject may be determined.
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