MECHANICAL CONSTRUCTING METHOD OF TENNEL CONCRETE FOR SIDE WALK
LEE GUEN JIG, PARK WOONG JONG, AHN DONG YEOL, LEE MYEONG GYU, KIM JOON SIK, KIM HYUNG KYU, YANG HO CHUL, BAE SANG SOO
Year of Publication 12.10.2021
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Year of Publication 12.10.2021
Patent