Confidential file identification and tracking system based on fingerprint anti-counterfeiting

The invention relates to a confidential file identification and tracking system based on fingerprint anti-counterfeiting. A computer, a fingerprint recognition device, an anti-counterfeiting file two-dimensional code recognition device, a server, an anti-counterfeiting selenium drum printer, an anti...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	XUAN WUMEI, ZHANG LIJUN, LI KAI, DONG SHULI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CALCULATING COMPUTING COUNTING ELECTRIC DIGITAL DATA PROCESSING PHYSICS
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