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Fire-retardant composition comprising inorganic hollow-shell particles
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Vacuum saturation apparatus
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Cold and warmth repetition test apparatus for re-coated paint for steel water pipe line
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Equipment for measuring bleeding of injection mortar and measuring method using the same
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Automatic measurement apparatus of concrete mixture setting time
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System for controlling a automatic measurement apparatus for a concrete mixture setting time
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System and method for managing sum of concrete temperature
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System and method for managing foundation pile with radio frequency identification
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