Henry M. Bowles,Marcus T. Wichmann,Darren B. Chamberlin
申请号：
US15625793
公开号：
US10430746B2
申请日:
2017.06.16
申请国别(地区):
US
年份:
2019
代理人:
摘要：
An area access control system includes a client electronic device configured to administer an alertness test to a user； and an area access controller, coupled to and configured to be actuated by the client electronic device.
