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发明名称
KULVERT
摘要
申请公布号
FI830077(A0)
申请公布日期
1983.01.10
申请号
FI19830000077
申请日期
1983.01.10
申请人
DOBEL AB
发明人
DAHLIN, KARL-EVERT
分类号
E02D;F16L59/14;(IPC1-7):E02D/
主分类号
E02D
代理机构
代理人
主权项
地址
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