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经营范围
发明名称
PERFECCIONAMIENTOS EN LOS DISPOSITIVOS A PULSADOR PARA EL ACCIONAMIENTO DE LA PUNTA RETRACTIL EN UTILES ESCRITORES.
摘要
申请公布号
ES342847(A3)
申请公布日期
1968.08.16
申请号
ES19470003428
申请日期
1967.07.10
申请人
PEROTTI NIGRA
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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