Access control device for student management

The invention belongs to the technical field of access control devices, and particularly relates to an access control device for student management. The device comprises a bottom plate, the upper end of the bottom plate is fixedly connected with two gate mechanisms which are symmetrically arranged l...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	YU FENGLIANG, LIN LIJUN, YIN CAIXIA, XU PAN, ZHAO DONG, LI BO
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDEDFOR ELSEWHERE CHECKING-DEVICES GENERATING RANDOM NUMBERS PHYSICS REGISTERING OR INDICATING THE WORKING OF MACHINES TIME OR ATTENDANCE REGISTERS VOTING OR LOTTERY APPARATUS
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