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发明名称
STEMPELABSTUETZUNG
摘要
申请公布号
DE2221563(A1)
申请公布日期
1973.11.15
申请号
DE19722221563
申请日期
1972.05.03
申请人
SCHAEFER,HEINRICH-PETER
发明人
SCHAEFER,HEINRICH-PETER
分类号
E21D11/18;(IPC1-7):E21D11/14
主分类号
E21D11/18
代理机构
代理人
主权项
地址
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