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发明名称
IMPROVED RIPPER SHANK.
摘要
申请公布号
AU1495970(A)
申请公布日期
1970.12.17
申请号
AU19700014959
申请日期
1970.05.12
申请人
WILLIAM H. WOLFF
发明人
WILLIAM H. WOLFF;HECTOR BERNARD HASFORTH
分类号
E02F9/28;(IPC1-7):E02F;F01B
主分类号
E02F9/28
代理机构
代理人
主权项
地址
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