Device for measuring geothermal potential of the ground or rock mass
- 专利权人:
- INSTYTUT TECHNIKI GÓRNICZEJ KOMAG
- 发明人:
- DRWIĘGA, ANDRZEJ,CZERNIAK, DARIUSZ
- 申请号:
- PL20160418742
- 公开号:
- PL230588(B1)
- 申请日:
- 2016.09.19
- 申请国别(地区):
- 波兰
- 年份:
- 2018
- 代理人:
- 摘要:
- 来源网站:
- 中国工程科技知识中心
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