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Powder feeding device for 3D printer
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Laser 3D printer
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3D printer having powder cleaner
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Process stage and 3D printer having the same
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Powder 3D printer
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Powder feeding device and 3D printer having the same
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3D printer having printing head device
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a bus information guide apparatus
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a Bus Information Terminal:BIT
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a ventilation control method for a station
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a locking control apparatus using a password
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the notice system using beacon of BIT(Bus Infomation Terminal)
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surveillance camera
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Fire extinguishing system and methods using an Unmmanned Aerial Vehicle
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Lifesaving system and methods using an Unmmanned Aerial Vehicle
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Monitoring camera system having infrared light projector interlocking with zoom operation
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Monitoring camera apparatus with light emitter adjusting irradiation angle
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Watching system based coordinates data using thermal sensor
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An outdoor spy camera system
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