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发明名称
Vorrichtung zur Reinigung des Sandes von Kinderspielplätzen und Sporteinrichtungen o.dgl.
摘要
申请公布号
DE3437926(C2)
申请公布日期
1994.04.28
申请号
DE19843437926
申请日期
1984.10.17
申请人
WALLEFELD, HORST, 50997 KOELN, DE
发明人
WALLEFELD, HORST, 50997 KOELN, DE
分类号
E01H12/00;(IPC1-7):E01H12/00
主分类号
E01H12/00
代理机构
代理人
主权项
地址
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