MEJORAS EN MECANISMOS RETRACTILES PARA UTILES DE ESCRITURA,申请号ES19140002751-传众专利搜索

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发明名称	MEJORAS EN MECANISMOS RETRACTILES PARA UTILES DE ESCRITURA
摘要
申请公布号	ES275114(A1)	申请公布日期	1962.05.01
申请号	ES19140002751	申请日期	1962.03.03
申请人	SANCHEZ NAVARRO, JUAN	发明人
分类号	B43K;(IPC1-7):B43K	主分类号	B43K
代理机构		代理人
主权项
地址

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