电动吸灰黑板擦,申请号TW06721806-传众专利搜索

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发明名称	电动吸灰黑板擦
摘要
申请公布号	TW029761	申请公布日期	1980.04.01
申请号	TW06721806	申请日期	1978.05.30
申请人	陈誉章	发明人	陈誉章
分类号	B43L21/02	主分类号	B43L21/02
代理机构		代理人	蔡坤财台北巿松江路一四八号十二楼之三;恽轶群台北巿松山区南京东路三段二四八号七楼
主权项
地址	中巿北区原子街16之2号

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