4. Communications: electrical
  5. Traffic control indicator
  6. Combined

Beijing Watch Data System Co., Ltd.

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Antenna for the plug-in dual-interface smart card

Communications: radio wave antennas – Antennas – Loop type
Reexamination Certificate

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Don't disturb service management system and implementation...

Electrical computers and digital processing systems: multicomput – Computer conferencing – Demand based messaging
Reexamination Certificate

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WLAN-based no-stop electronic toll collection system and the...

Communications: electrical – Traffic control indicator – Combined
Reexamination Certificate

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