METHOD OF PREVENTING LEAD PROTECTIVE TUBE OF MECHANICAL PENCIL FROM FALLING OFF,申请号JP19780154374-传众专利搜索

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发明名称	METHOD OF PREVENTING LEAD PROTECTIVE TUBE OF MECHANICAL PENCIL FROM FALLING OFF
摘要
申请公布号	JPS5579194(A)	申请公布日期	1980.06.14
申请号	JP19780154374	申请日期	1978.12.12
申请人	SAKURA COLOR PROD CORP	发明人	MITSUYA YOSHIHIDE
分类号	B43K21/027;B43K21/00	主分类号	B43K21/027
代理机构		代理人
主权项
地址

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