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    ELEVATOR CORE STRUCTURE THAT CAN BE PRE-CONSTRUCTED AND METHOD FOR PRE-CONSTRUCTING ELEVATOR CORE USING SAME

    Free access
    KIM DAE JOONG / KIM WHA SUNG / KIM YONG KU et al. | European Patent Office | 2019

      Elevator core structure that can be pre-constructed and method for preconstructing elevator core using same

      Free access
      KIM DAE JOONG / KIM WHA SUNG / KIM YONG KU et al. | European Patent Office | 2023

      ELEVATOR CORE STRUCTURE THAT CAN BE PRE-CONSTRUCTED AND METHOD FOR PRECONSTRUCTING ELEVATOR CORE USING SAME

      Free access
      KIM DAE JOONG / KIM WHA SUNG / KIM YONG KU et al. | European Patent Office | 2020