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发明名称
Rollenmeissel fuer Spuelbohrungen
摘要
申请公布号
DE1146463(B)
申请公布日期
1963.04.04
申请号
DE1960R028557
申请日期
1960.08.16
申请人
MATTHIAS REHSE SEN.
发明人
SEN. MATTHIAS REHSE
分类号
E21B10/24
主分类号
E21B10/24
代理机构
代理人
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