CN210667188U - 一种基于车流量的交通信号灯 - Google Patents
一种基于车流量的交通信号灯 Download PDFInfo
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- CN210667188U CN210667188U CN201922292908.5U CN201922292908U CN210667188U CN 210667188 U CN210667188 U CN 210667188U CN 201922292908 U CN201922292908 U CN 201922292908U CN 210667188 U CN210667188 U CN 210667188U
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A traffic signal lamp based on traffic flow Effective date of registration: 20210425 Granted publication date: 20200602 Pledgee: China Co. truction Bank Corp Dongguan branch Pledgor: GUANGDONG SIYU INFORMATION TECHNOLOGY Co.,Ltd. Registration number: Y2021980003003 |
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Date of cancellation: 20220613 Granted publication date: 20200602 Pledgee: China Co. truction Bank Corp Dongguan branch Pledgor: GUANGDONG SIYU INFORMATION TECHNOLOGY CO.,LTD. Registration number: Y2021980003003 |
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