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经营范围
发明名称
UNDERRDRAINAGE PIPE
摘要
申请公布号
JPS5239913(A)
申请公布日期
1977.03.28
申请号
JP19750115024
申请日期
1975.09.23
申请人
NAGAYOSHI AKIO;MORII KENJI
发明人
NAGAYOSHI AKIO;MORII KENJI
分类号
E02B11/00;E02D3/12
主分类号
E02B11/00
代理机构
代理人
主权项
地址
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