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经营范围
发明名称
Trenching method and apparatus.
摘要
申请公布号
ZA200403433(B)
申请公布日期
2005.07.27
申请号
ZA20040003433
申请日期
2004.05.06
申请人
MASTENBROEK LTD.
发明人
KEITH RICHARD KELLY;JACK GEELHOED
分类号
E02F
主分类号
E02F
代理机构
代理人
主权项
地址
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