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经营范围
发明名称
LINING OF SHAPED ELEMENTS
摘要
申请公布号
GB8327013(D0)
申请公布日期
1983.11.09
申请号
GB19830027013
申请日期
1983.10.10
申请人
BERGWERKSVERBAND GMBH
发明人
分类号
E21D11/00;E21D11/08;(IPC1-7):E21D11/08
主分类号
E21D11/00
代理机构
代理人
主权项
地址
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