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发明名称
土木工程用钢板(波形)
摘要
申请公布号
CN3459451D
申请公布日期
2005.07.06
申请号
CN200430103907.8
申请日期
2004.10.29
申请人
平山SI株式会社
发明人
李钟和;郑龙熙
分类号
25-01
主分类号
25-01
代理机构
中原信达知识产权代理有限责任公司
代理人
顾红霞;陆弋
主权项
地址
韩国汉城市
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