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Patents Grantslast 30 patents

Information Patent Grant
Monitoring device and well cover assembly
- Patent number 12,012,713
- Issue date Jun 18, 2024
- Zhengzhou Wanmayon Electronic Technology CO., Ltd.
- Bo-Duo Yuan
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

Information Patent Application
MONITORING DEVICE AND WELL COVER ASSEMBLY
- Publication number 20240044098
- Publication date Feb 8, 2024
- Zhengzhou Wanmayun Electronic Technology CO.,Ltd.
- BO-DUO YUAN
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING