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发明名称
Sand screen equipment
摘要
申请公布号
US3142341(A)
申请公布日期
1964.07.28
申请号
US19610112360
申请日期
1961.05.24
申请人
DE BIASI CHARLES P
发明人
BIASI CHARLES P. DE
分类号
B07B1/00;E01H12/00
主分类号
B07B1/00
代理机构
代理人
主权项
地址
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