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Means for steering a tractor by varying the point of load application to a transverse tow bar supported by the tractor
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Bi-directional surface leveling system
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Trenching tool for installing perforated pipe
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Directional boring device
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Cable and pipe laying machine
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Releasably retained hinged plow
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Elevatable operator's compartment having a drill steel guide for a mine drilling machine
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Adjustable mechanism for endless conveyor type ditching machine
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Cable-laying attachment for road grader vehicle
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Pipe line uncovering means
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Aparelho e método para abrir valas
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Canopy assembly for a dual boom drill
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Protective canopy and temporary roof support for mining machinery
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Drilling car especially for footwall perforation
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Machine for rehabilitating a track bed
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Well reamer
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Hitch assembly
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Boorvoertuig, veiligheidssysteem en boorinrichting.
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Koparka do rowów PL
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Articulated height adjustable vehicle
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建設機械の作業機補正装置
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一种带驱动动力的轮式自行天井钻机
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