UN DISPOSITIVO DE PIZARRA AUTOMATICA.,申请号ES19710166380U-传众专利搜索

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发明名称	UN DISPOSITIVO DE PIZARRA AUTOMATICA.
摘要
申请公布号	ES166380(Y)	申请公布日期	1971.10.16
申请号	ES19710166380U	申请日期	1971.02.23
申请人	JIMENEZ ZAZO	发明人
分类号	B43L	主分类号	B43L
代理机构		代理人
主权项
地址

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