Harry Martin

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Cranberry Twp., PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Arrangement for extracting extraction products in underground extra...
- Patent number 7,779,984
- Issue date Aug 24, 2010
- Bucyrus DBT Europe GmbH
- Harry Martin
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and device for extracting extraction products in underground...
- Patent number 7,350,874
- Issue date Apr 1, 2008
- DBT GmbH
- Reinhold Brüggemann
- E21 - EARTH DRILLING MINING
Information Patent Grant
Mining system with drilling, loading, conveyor, and support
- Patent number 6,848,748
- Issue date Feb 1, 2005
- DBT GmbH
- Ulrich Paschedag
- E21 - EARTH DRILLING MINING
Information Patent Grant
Longwall mining with blasting
- Patent number 6,672,674
- Issue date Jan 6, 2004
- DBT GmbH
- Ulrich Paschedag
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Arrangement for extracting extraction products in Underground extra...
- Publication number 20090255783
- Publication date Oct 15, 2009
- Harry Martin
- E21 - EARTH DRILLING MINING
Information Patent Application
Extraction machine for underground ore extraction operations and a...
- Publication number 20030146655
- Publication date Aug 7, 2003
- Ulrich Paschedag
- E21 - EARTH DRILLING MINING
Information Patent Application
Extraction machine for underground ore extraction operations and a...
- Publication number 20020074849
- Publication date Jun 20, 2002
- Ulrich Paschedag
- E21 - EARTH DRILLING MINING