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发明名称
多用尺
摘要
省略其它视图。多用尺由片状材料或片状透明材料制成。多用尺尺身上有画线槽。
申请公布号
CN3010204S
申请公布日期
1991.07.24
申请号
CN90303866.8
申请日期
1990.12.07
申请人
方雄
发明人
方雄
分类号
19-06-R0303
主分类号
19-06-R0303
代理机构
宜宾地区专利事务所
代理人
陈厚生
主权项
地址
644000四川省宜宾市地区粮食技工学校
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