Rex Mullins

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Burton upon Trent, EN

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Patents Grantslast 30 patents

Information Patent Grant
Mine equipment
- Patent number 4,096,753
- Issue date Jun 27, 1978
- Coal Industry (Patents) Limited
- Rex Mullins
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method of and apparatus for controlling advance of underground armo...
- Patent number 4,093,309
- Issue date Jun 6, 1978
- Coal Industry (Patents) Ltd.
- Rex Mullins
- E21 - EARTH DRILLING MINING