LIBRO DE DOBLE ENTRADA.,申请号ES19340002365U-传众专利搜索

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发明名称	LIBRO DE DOBLE ENTRADA.
摘要
申请公布号	ES236534(Y)	申请公布日期	1978.11.16
申请号	ES19340002365U	申请日期	1978.06.07
申请人		发明人
分类号	B42D;(IPC1-7):B42D/	主分类号	B42D
代理机构		代理人
主权项
地址

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