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Line stopping apparatus for flow pipe
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KR101189571B1
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One touch type strainer
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KR101093782B1
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Saddle of water works for the overflow prevention
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KR20120102916A
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Saddle for water works
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KR20120102917A
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Watercontrol valve replacement method without suspension of water supply
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KR20120046364A
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Watercontrol valve replacement method withoutsuspension of water supply
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KR20120046363A
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Waterworks pipe inside cleaning method for flushing valve
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KR101067247B1
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A valve disk for water control valve
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KR20110134036A
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Diameter pipe having valve underground type fire hydrant
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KR20110061233A
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Knife stopping water pipe
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KR20110056922A
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Gate valve
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KR20100117375A
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Device for preventing a leakage of water
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KR20100102352A
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Gate valve
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KR20100093656A
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Expansion valve disk
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KR20100093657A
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Device for preventing a leakage of water
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KR100860355B1
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Grooving machine of pipe
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KR100858139B1
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Corrosion prevention ring insertion apparatus of iron pipe
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KR20030082130A
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Butterfly valve
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KR20020044731A
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Pipe joint
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