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发明名称
HAMMERSIGNALSEIL
摘要
申请公布号
DE8232084(U1)
申请公布日期
1983.06.16
申请号
DE19820032084U
申请日期
1982.11.15
申请人
BERKENHOFF & DREBES GMBH, 6334 ASSLAR, DE
发明人
分类号
E21F17/18;(IPC1-7):E21F17/18
主分类号
E21F17/18
代理机构
代理人
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地址
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