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发明名称
BALLAST WATER FREEZE PREVENTING APPARATUS FOR MARINE STRUCTURE
摘要
申请公布号
JPH04197886(A)
申请公布日期
1992.07.17
申请号
JP19900333384
申请日期
1990.11.29
申请人
ISHIKAWAJIMA HARIMA HEAVY IND CO LTD
发明人
SATO KAZUO;KUWANA MASASHI;WATANABE MASARU
分类号
B63B13/00;F28B9/04
主分类号
B63B13/00
代理机构
代理人
主权项
地址
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