Sistema de representación y llenado de toda clase de figuras con fines educativos o de recreo en cualquier clase de material,申请号ES19990000508U-传众专利搜索

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发明名称	Sistema de representación y llenado de toda clase de figuras con fines educativos o de recreo en cualquier clase de material
摘要
申请公布号	ES50899(Y)	申请公布日期	1957.07.01
申请号	ES19990000508U	申请日期	1955.06.08
申请人	FRANCISCO GARCERÁN SAURA	发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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