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经营范围
发明名称
围墙板(4)
摘要
省略其它视图。
申请公布号
CN3108840D
申请公布日期
1999.04.28
申请号
CN97324699.5
申请日期
1997.09.29
申请人
杨嗣河
发明人
杨嗣河
分类号
25-02-P0099
主分类号
25-02-P0099
代理机构
代理人
主权项
地址
100071北京市丰台区榆树庄北京城丰建材制品有限公司
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