Pizarra de varias superficies para escuela.,申请号ES19100000008U-传众专利搜索

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发明名称	Pizarra de varias superficies para escuela.
摘要
申请公布号	ES810(Y)	申请公布日期	1932.08.01
申请号	ES19100000008U	申请日期	1932.03.11
申请人	CRAEPEL, CATALINA	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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