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发明名称
FREMGANGSMAATE OG ANORDNING TIL GRAVING AV GROEFTER
摘要
申请公布号
NO773409(A)
申请公布日期
1978.04.11
申请号
NO19770003409
申请日期
1977.10.06
申请人
VICKERS LIMITED,
发明人
WATSON, ANTHONY LOCKHEART,
分类号
E02F3/92;E02F5/10;(IPC1-7):E02F/
主分类号
E02F3/92
代理机构
代理人
主权项
地址
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