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发明名称
SHAFT LINING
摘要
申请公布号
GB1209165(A)
申请公布日期
1970.10.21
申请号
GB19670050402
申请日期
1967.11.06
申请人
BERGWERKSVERBAND G.M.B.H.
发明人
分类号
E21D5/00;E21D5/01
主分类号
E21D5/00
代理机构
代理人
主权项
地址
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