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Monitoring and Control System of Communication Ducts using IoT
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Communications Cable Protective Manhole
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Cable connection box for telecommunication line with easy wiring
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Manless automatic liquid scattering apparatus and method
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Manless automatic liquid scattering apparatus and method
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Manless automatic liquid scattering apparatus and method
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Outdoor type hydrant
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Smart fire detection device
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A balcony structure having emergency exit of a apartment building
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Smart Fire Fighting Evacuation System
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Fire-fighting water supply and drain apparatus for apartment houses
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