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发明名称
Bremssystem für einen Brunnenkopf-Antrieb
摘要
申请公布号
DE19581945(T1)
申请公布日期
1998.12.03
申请号
DE19951081945T
申请日期
1995.09.14
申请人
GRENKE, EDWARD, SHERWOOD PARK, ALBERTA, CA
发明人
GRENKE, EDWARD, SHERWOOD PARK, ALBERTA, CA
分类号
E21B43/12;F04B47/06;F04C11/00;F04C14/28;F04C15/00;(IPC1-7):F04D13/08;F04D15/02
主分类号
E21B43/12
代理机构
代理人
主权项
地址
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