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US08834046B2 Inverted reverse-image transfer printing 有权
反转反转图像转印

Inverted reverse-image transfer printing
Abstract:
A credential printing device is provided. The credential printing device includes a credential substrate transport, a transfer ribbon and a transfer roller. The credential substrate transport is configured to feed a credential substrate along a processing path. The transfer ribbon is adjacent to the processing path. The transfer roller is positioned below the processing path and is configured to transfer an image from the transfer ribbon to a bottom surface of the credential substrate in the processing path.
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