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发明名称
공기(工期) 단축을 위한 우물통 내리기(管柱沈下) 공법
摘要
<p>내용 없음.</p>
申请公布号
KR840002484(A)
申请公布日期
1984.07.02
申请号
KR19820005162
申请日期
1982.11.16
申请人
조홍구(외 1)
发明人
조홍구(외 1)
分类号
主分类号
代理机构
代理人
主权项
地址
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