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发明名称
Apparatus for cutting of rinsing pipes
摘要
申请公布号
US2660240(A)
申请公布日期
1953.11.24
申请号
US19500151148
申请日期
1950.03.22
申请人
MAURYCY RINGLER
发明人
RINGLER MAURYCY
分类号
E21B29/00;E21B31/20
主分类号
E21B29/00
代理机构
代理人
主权项
地址
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