CALCULADORA ELECTRONICA DE BOLSILLO PARA EL ESTUDIO ANALISISY PRACTICA DEL AJEDREZ.,申请号ES19000002270U-传众专利搜索

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发明名称	CALCULADORA ELECTRONICA DE BOLSILLO PARA EL ESTUDIO ANALISISY PRACTICA DEL AJEDREZ.
摘要
申请公布号	ES227000(Y)	申请公布日期	1977.11.01
申请号	ES19000002270U	申请日期	1977.03.09
申请人		发明人
分类号	G06F;(IPC1-7):06F/	主分类号	G06F
代理机构		代理人
主权项
地址

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