Shijie Bi

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Antenna attitude measurement sensor and antenna attitude measuremen...
- Patent number 9,945,663
- Issue date Apr 17, 2018
- Shijie Bi
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
ANTENNA ATTITUDE MEASUREMENT SENSOR AND ANTENNA ATTITUDE MEASUREME...
- Publication number 20150260513
- Publication date Sep 17, 2015
- Shijie Bi
- G01 - MEASURING TESTING