Robert H. Higgs

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Burton-on-Trent, GB

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Patents Grantslast 30 patents

Information Patent Grant
Excavating machines for tunneling with template fixed to boom
- Patent number 4,367,898
- Issue date Jan 11, 1983
- Coal Industry (Patents) Limited
- Terence Oven
- E21 - EARTH DRILLING MINING
Information Patent Grant
Device for rotating a body
- Patent number 4,343,515
- Issue date Aug 10, 1982
- Coal Industry (Patents) Limited
- Robert H. Higgs
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Mineral mining machines
- Patent number 4,209,199
- Issue date Jun 24, 1980
- Coal Industry (Patents) Limited
- Terence Oven
- E21 - EARTH DRILLING MINING