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发明名称
流线型削铅笔器
摘要
申请公布号
TW010305
申请公布日期
1972.01.01
申请号
TW054043
申请日期
1971.04.08
申请人
高明发
发明人
高明发
分类号
17
主分类号
17
代理机构
代理人
主权项
地址
美国
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