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Komatsu Ltd.
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Joy Global Underground Mining LLC
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Mine management system
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Komatsu Ltd.
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Mine mining system
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Komatsu Ltd.
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Transport machine
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Komatsu Ltd.
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Joy MM Delaware, Inc.
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Continuous-extraction mining system
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Phillips Machine Service, Inc.
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Dosco Overseas Engineering Ltd.
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Shuttlecar unloading device
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Dosco Overseas Engineering Ltd.
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Shuttlecar wheel end
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Eimco Mining Machinery (Proprietary) Limited
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Dusan J. Hvolka
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B60 - VEHICLES IN GENERAL