Patents
用于隧/巷道的轨道式三维激光数字测量仪
Release time:2021-09-14
Hits:
- Type of Patent:
- 国家实用新型专利
- Application Number:
- ZL201520009107.2
- Service Invention or Not:
- no
- Application Date:
- 2015-01-06
- Authorization Date:
- 2015-06-17
- First Author:
- Xingdong Zhao
Pre One:一种具有弹性让压及大阻尼特性的组合式释能锚杆
Next One:一种可调锏式释能锚杆
