liyunfeng
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- Name (Pinyin):liyunfeng
- Date of Birth:1968-11-30
- E-Mail:
- Teacher College:材料科学与工程学院
Contact Information
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- Patents
便携式平面搭接短焊缝的相控阵超声定量检测装置
Release time:2023-04-17 Hits:
- Affilication of Author(s):材料科学工程学院
- Teaching and Research Group:材料科学工程学院
- Scope of patent:国内
- School Sign:第一单位
- Type of Patent:实用新型
- State of Patent:专利授权
- Application Number:201720537551.0
- Authorization number:ZL201720537551.0
- Number of Inventors:1
- Service Invention or Not:no
- Application Date:2017-05-16
- Authorization Date:2017-12-01