一种太阳能供电的门铃
Release time:2024-08-09
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- Affilication of Author(s):
- 土木工程学院
- Scope of patent:
- 国内
- Disigner of the Invention:
- 吕瑞,王俣豪,郭晓琳
- Type of Patent:
- Utility models
- State of Patent:
- 专利申请
- Service Invention or Not:
- yes
- Application Date:
- 2020-03-30
- First Author:
- zhangxicheng
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