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Roof bolting cable bolt feeding device
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Patent number 9,815,660
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Issue date Nov 14, 2017
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Joy MM Delaware, Inc.
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Will Eddowes
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Roof bolting cable feeding device
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Patent number 8,727,669
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Issue date May 20, 2014
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Joy MM Delaware, Inc.
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Will Eddowes
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Drilling rig
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Patent number 8,714,882
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Issue date May 6, 2014
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Joy MM Delaware, Inc.
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Will Eddowes
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E21 - EARTH DRILLING MINING
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Drilling rig
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Patent number 8,297,886
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Issue date Oct 30, 2012
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Joy MM Delaware, Inc.
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Will Eddowes
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E21 - EARTH DRILLING MINING
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Drilling rig
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Patent number 7,607,866
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Issue date Oct 27, 2009
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Joy MM Delaware, Inc.
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Will Eddowes
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E21 - EARTH DRILLING MINING