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发明名称
Gestaengebuehne fuer Bohrtuerme od. dgl.
摘要
申请公布号
DE1190898(B)
申请公布日期
1965.04.15
申请号
DE1964M060848
申请日期
1964.04.29
申请人
LEE C. MOORE CORPORATION
发明人
WOOLSLAYER HOMER J.;JENKINS CECIL;CHISM CHARLES C.
分类号
E21B19/14
主分类号
E21B19/14
代理机构
代理人
主权项
地址
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