一种预制多段式窑洞拱圈支撑的可调装配连接结构
Release time:2024-10-22
Hits:
- Affilication of Author(s):
- 理学院
- Scope of patent:
- 国内
- Disigner of the Invention:
- 孙浩朗,艾宇
- Type of Patent:
- 发明专利
- State of Patent:
- 专利申请
- Service Invention or Not:
- yes
- Application Date:
- 2022-10-29
- First Author:
- 李东波,luwei
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