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发明名称
扶梯(2)
摘要
左视图与右视图对称,省略左视图。
申请公布号
CN3309855D
申请公布日期
2003.07.30
申请号
CN02337316.4
申请日期
2002.12.31
申请人
李国荣
发明人
李国荣
分类号
06-06
主分类号
06-06
代理机构
重庆弘旭专利代理有限责任公司
代理人
周韶红
主权项
地址
400023重庆市江北区五里店8号
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