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发明名称
SPADE DRILL
摘要
申请公布号
US3436990(A)
申请公布日期
1969.04.08
申请号
USD3436990
申请日期
1965.12.27
申请人
ASHER TOURISON
发明人
ASHER TOURISON
分类号
B23B51/00;B23B51/06;(IPC1-7):B23B51/02
主分类号
B23B51/00
代理机构
代理人
主权项
地址
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