电子乐器辅助教学仪器
Date:2022-11-14
Hits:
- Patent Applicant:
- 武汉大学
- Disigner of the Invention:
- 郑宏;权忠福;司小书;权力刚;李立
- Type of Patent:
- 实用新型
- Authorization number:
- ZL200920087059.3
- Service Invention or Not:
- no
- Application Date:
- 2009-07-03
- Publication Date:
- 2010-05-12
- Authorization Date:
- 2010-05-12