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发明名称
PILE DRIVING APPARATUS
摘要
申请公布号
EP0337475(A3)
申请公布日期
1990.04.25
申请号
EP19890106670
申请日期
1989.04.14
申请人
SAWADI EXPORTS PTE LTD.
发明人
SENG, KONG SIN
分类号
E02D7/16;(IPC1-7):E02D7/16
主分类号
E02D7/16
代理机构
代理人
主权项
地址
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