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发明名称
Bearing head of a prop between bar and frame prop of shield support
摘要
申请公布号
CZ15926(U1)
申请公布日期
2005.12.14
申请号
CZ20050016854U
申请日期
2005.07.29
申请人
DBT GMBH
发明人
BARMANN RUDOLF
分类号
E21D15/55;E21D23/04;(IPC1-7):E21D15/55
主分类号
E21D15/55
代理机构
代理人
主权项
地址
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