Summit Mining Limited

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Barnsley, GB

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Patents Grantslast 30 patents

Information Patent Grant
Plural spaced cutter drums on pivotable elongate arm with loading m...
- Patent number 4,185,876
- Issue date Jan 29, 1980
- Summit Mining Limited
- Gerald R. O. Pentith
- E21 - EARTH DRILLING MINING
Information Patent Grant
Fluid supply duct and pickup for mining machines
- Patent number 4,072,355
- Issue date Feb 7, 1978
- Summit Mining Ltd.
- Gerald R. O. Pentith
- E21 - EARTH DRILLING MINING

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