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经营范围
发明名称
DREDGING DEVICE
摘要
申请公布号
JPH02157330(A)
申请公布日期
1990.06.18
申请号
JP19880309794
申请日期
1988.12.09
申请人
UBE IND LTD
发明人
KUIOKA KIYOSHI;YAMAMOTO RYOICHI;INABA KOJI
分类号
E02F3/92
主分类号
E02F3/92
代理机构
代理人
主权项
地址
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