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发明名称
Tubing catcher
摘要
申请公布号
US2127900(A)
申请公布日期
1938.08.23
申请号
US19360072908
申请日期
1936.04.06
申请人
VICTOR YORK
发明人
YORK VICTOR
分类号
E21B23/01
主分类号
E21B23/01
代理机构
代理人
主权项
地址
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