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发明名称
TOP AND BOTTOM WATER PIPE PART REPAIR DEVICE AND METHOD OF CONSTRUCTION
摘要
申请公布号
KR20060054925(A)
申请公布日期
2006.05.23
申请号
KR20040093794
申请日期
2004.11.17
申请人
CHOI, JAE HYEON;CHOI, CHUL HYUN
发明人
CHOI, JAE HYEON;CHOI, CHUL HYUN
分类号
E03F7/00;F16L55/16;F16L58/00
主分类号
E03F7/00
代理机构
代理人
主权项
地址
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