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发明名称
Inside pipe cutting tool
摘要
申请公布号
US3283405(A)
申请公布日期
1966.11.08
申请号
US19640342614
申请日期
1964.02.05
申请人
BRASWELL SAMUEL P
发明人
BRASWELL SAMUEL P.
分类号
E21B29/00
主分类号
E21B29/00
代理机构
代理人
主权项
地址
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