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发明名称
外语教学尺
摘要
省略其它视图。
申请公布号
CN3014156S
申请公布日期
1992.06.24
申请号
CN91304427.X
申请日期
1991.11.19
申请人
谢虎钢
发明人
谢虎钢; 张丽敏
分类号
19-07
主分类号
19-07
代理机构
鞍山专利事务所
代理人
卢锡成
主权项
地址
114001辽宁省鞍山市铁东区二道街156号
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