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发明名称
EXCAVATING TOOTH POINT AND LOCK
摘要
申请公布号
AU582478(B2)
申请公布日期
1989.03.23
申请号
AU19860064388
申请日期
1986.10.24
申请人
ESCO CORPORATION
发明人
FREDERICK CHARLES HAHN
分类号
E02F9/28;(IPC1-7):E02F9/28
主分类号
E02F9/28
代理机构
代理人
主权项
地址
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