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发明名称
Abdeckmatte,insbesondere zum Abdecken von Drainageroehren
摘要
申请公布号
DE1634151(A1)
申请公布日期
1969.10.23
申请号
DE19671634151
申请日期
1967.08.05
申请人
RIPKEN GEB.OLTMANNS,CHARLOTTE
发明人
RIPKEN,FRIEDRICH
分类号
E02B11/00
主分类号
E02B11/00
代理机构
代理人
主权项
地址
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