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发明名称
Anfahrvorrichtung fuer Saugbohranlagen
摘要
申请公布号
DE1207903(B)
申请公布日期
1964.12.30
申请号
DE1964S091000
申请日期
1964.05.09
申请人
SALZGITTER MASCHINEN AKTIENGESELLSCHAFT
发明人
MAGER WERNER
分类号
E21B21/01
主分类号
E21B21/01
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代理人
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