Dispositif pour affûter les mines de crayon.,申请号CHD260102-传众专利搜索

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发明名称	Dispositif pour affûter les mines de crayon.
摘要
申请公布号	CH260102(A)	申请公布日期	1949.02.28
申请号	CHD260102	申请日期	1947.04.28
申请人	MARGUERAT,ROBERT	发明人	MARGUERAT,ROBERT
分类号	B43L23/00	主分类号	B43L23/00
代理机构		代理人
主权项
地址

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