Cyprus Amax Coal Company

Follow

Organization

Englewood, CO, US

Organizations

Please log in for detailed analytics

Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for determining compressive stress in pillars
- Patent number 5,668,325
- Issue date Sep 16, 1997
- Cyprus Amax Coal Company
- Wm. Mark Hart
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Trademarklast 30 trademarks