Junjiao ZHANG

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Beijing, CN

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Patents Applicationslast 30 patents

Information Patent Application
ACOUSTIC EMISSION INTERNAL TESTING METHOD AND DEVICE FOR DETECTING...
- Publication number 20240219352
- Publication date Jul 4, 2024
- China Special Equipment Inspection and Research Institute
- Gongtian Shen
- G01 - MEASURING TESTING
Information Patent Application
APPARATUS AND METHOD FOR TESTING SENSITIVITY CONSISTENCY OF ACOUSTI...
- Publication number 20240167982
- Publication date May 23, 2024
- China Special Equipment Inspection and Research Institute
- Junjiao ZHANG
- G01 - MEASURING TESTING