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经营范围
发明名称
ICEBREAKER
摘要
申请公布号
JPS5529631(A)
申请公布日期
1980.03.03
申请号
JP19780100933
申请日期
1978.08.21
申请人
NIPPON KOKAN KK
发明人
URABE NAMIO
分类号
B63B35/08
主分类号
B63B35/08
代理机构
代理人
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