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发明名称
Werkwijze en inrichting voor het storten van zand
摘要
申请公布号
BE610920(A8)
申请公布日期
1962.03.16
申请号
BE19610610920
申请日期
1961.11.29
申请人
FIRMA CHRISTIANI & NIELSEN
发明人
分类号
E02D23/16;(IPC1-7):E02B
主分类号
E02D23/16
代理机构
代理人
主权项
地址
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