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经营范围
发明名称
DREDGING MACHINE
摘要
申请公布号
JPS552129(A)
申请公布日期
1980.01.09
申请号
JP19780074206
申请日期
1978.06.21
申请人
MITSUI OCEAN DEV & ENG
发明人
YOSHIOKA YOSHITO
分类号
E02F3/92;E02F3/88
主分类号
E02F3/92
代理机构
代理人
主权项
地址
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