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Battery related devices, accessories, and methods
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Lighted connector for a battery cable
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Battery training equipment
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Battery exercising device
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Battery exercising device.
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Material sampling device with integrated material analyzer assembly
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Safety system
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Safety system
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Safe Switch System and Method
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Material sampling device with rotable tube assembly
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Material crusher
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Table leg latch mechanism
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Method and apparatus for sampling coal
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Apparatus for hauling coal through a mine
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Portable car hoist and trailer with removable wheels
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Furniture glide
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Self-adjusting furniture support
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