CN216412530U - 一种可识别人脸开门的酒店门牌装置 - Google Patents
一种可识别人脸开门的酒店门牌装置 Download PDFInfo
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- CN216412530U CN216412530U CN202123050244.5U CN202123050244U CN216412530U CN 216412530 U CN216412530 U CN 216412530U CN 202123050244 U CN202123050244 U CN 202123050244U CN 216412530 U CN216412530 U CN 216412530U
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Legal Events
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A hotel doorplate device that can recognize the face to open the door Effective date of registration: 20230227 Granted publication date: 20220429 Pledgee: Bank of China Limited by Share Ltd. Guangzhou Panyu branch Pledgor: GUANGZHOU HANMA WISDOM INFORMATION TECHNOLOGY Co.,Ltd. Registration number: Y2023980033599 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20220429 Pledgee: Bank of China Limited by Share Ltd. Guangzhou Panyu branch Pledgor: GUANGZHOU HANMA WISDOM INFORMATION TECHNOLOGY Co.,Ltd. Registration number: Y2023980033599 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A hotel door number device that can recognize facial recognition to open the door Granted publication date: 20220429 Pledgee: Bank of China Limited by Share Ltd. Guangzhou Panyu branch Pledgor: GUANGZHOU HANMA WISDOM INFORMATION TECHNOLOGY Co.,Ltd. Registration number: Y2024980007780 |