一种圆盘形齿状自复位装置
Release time:2024-08-09
Hits:
- Affilication of Author(s):
- 土木工程学院
- Scope of patent:
- 国内
- Disigner of the Invention:
- 贺芷琦
- Type of Patent:
- Utility models
- State of Patent:
- 专利授权
- Application Number:
- 2019223378465
- Service Invention or Not:
- yes
- Application Date:
- 2019-12-11
- Authorization Date:
- 2020-09-18
- First Author:
- zhangxicheng
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