笔筒(燕子石),申请号CN94313073.5-传众专利搜索

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发明名称	笔筒(燕子石)
摘要
申请公布号	CN3042106D	申请公布日期	1996.03.13
申请号	CN94313073.5	申请日期	1994.12.26
申请人	孙龙一	发明人	孙龙一
分类号	19-02	主分类号	19-02
代理机构		代理人
主权项
地址	273400山东省费县城北乡南毕城村

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