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发明名称
Electro-repressurization
摘要
申请公布号
US3141504(A)
申请公布日期
1964.07.21
申请号
US19600003897
申请日期
1960.01.21
申请人
ERICH SARAPUU
发明人
SARAPUU ERICH
分类号
E21B43/24
主分类号
E21B43/24
代理机构
代理人
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