Dispositivo de automaitzación de enfoque en ampliadoras fotográficas,申请号ES19570000316U-传众专利搜索

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发明名称	Dispositivo de automaitzación de enfoque en ampliadoras fotográficas
摘要
申请公布号	ES31657(U)	申请公布日期	1952.07.16
申请号	ES19570000316U	申请日期	1952.06.21
申请人	LÓPEZ MÁRQUEZ, ENRIQUE	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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