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发明名称
IMPROVEMENTS RELATING TO THE REDUCTION OF NOISE FROM PILING RIGS AND THE LIKE
摘要
申请公布号
HK75879(A)
申请公布日期
1979.11.02
申请号
HK19790000758
申请日期
1979.10.25
申请人
S P CIVIL ENG LTD
发明人
分类号
E02D13/00;(IPC1-7):E02D11/00
主分类号
E02D13/00
代理机构
代理人
主权项
地址
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