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Arthur Scarfe
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Wakefield, GB
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last 30 patents
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Patent Grant
Mine roof support
Patent number
4,311,417
Issue date
Jan 19, 1982
Fletcher Sutcliffe Wild Limited
Lewis R. B. Bower
E21 - EARTH DRILLING MINING
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Patent Grant
Mining equipment
Patent number
4,310,268
Issue date
Jan 12, 1982
Fletcher Sutcliffe Wild Limited
Lewis R. Bower
E21 - EARTH DRILLING MINING
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Patent Grant
Mine roof supports
Patent number
4,117,687
Issue date
Oct 3, 1978
Fletcher Sutcliffe Wild Limited
Arthur Scarfe
E21 - EARTH DRILLING MINING