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发明名称
SEA BOTTOM EXCAVATOR
摘要
申请公布号
JPS5382016(A)
申请公布日期
1978.07.20
申请号
JP19760156339
申请日期
1976.12.27
申请人
NIPPON KAIYOU KOUJI KK
发明人
KAGAYA YOSHIO
分类号
E02F5/10;E02F5/18;H02G1/10;H02G9/02
主分类号
E02F5/10
代理机构
代理人
主权项
地址
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