KR20010103896A
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pillar cap for guiderail equipment
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a method for deciding the safety sight distance of a road
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Waterway construction method for slope rest
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An equipment to fix the guard cable
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Prestressed Concrete Beam Having Holes for Arrangement of Bar and Construction Method Cross-beam of Bridge for using it
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A Repairing Method of Underground Voids of Approach Slab in Abutment Constructure
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A Construction Method of Side Ditch
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Floating particles on the surface of the water removing apparatus
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Prefabricate arch construction
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KR20010009979A
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A Retaining Wall Structure for using Pipes and It's Construction Method
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KR20010009512A
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A protection partition used as a median strip
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KR20010009513A
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A buffer of the road protection partition
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A built-up protection wall of the bridge
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Joint device for road boundary stone
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Strut of yoke for mold of ceiling
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Strut of fundamental bolt for controlling interval
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Device for reinforcing steel box for repairing bridge
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Device for protecting support of bridge
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Lateral hole of ridge on mountain in assembly form
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