METHOD OF PREVENTING LEAD PROTECTIVE TUBE OF MECHANICAL PENCIL FROM DROPPING OFF,申请号JP19780161585-传众专利搜索

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发明名称	METHOD OF PREVENTING LEAD PROTECTIVE TUBE OF MECHANICAL PENCIL FROM DROPPING OFF
摘要
申请公布号	JPS5587598(A)	申请公布日期	1980.07.02
申请号	JP19780161585	申请日期	1978.12.26
申请人	SAKURA COLOR PROD CORP	发明人	MITSUYA YOSHIHIDE;FUKUOKA MITSUHIRO
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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