Dispositivo para asegurar la rotación sincronizada de dos cristales de gafas,申请号ES19370000317U-传众专利搜索

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发明名称	Dispositivo para asegurar la rotación sincronizada de dos cristales de gafas
摘要
申请公布号	ES31737(U)	申请公布日期	1952.08.01
申请号	ES19370000317U	申请日期	1952.06.27
申请人	AUGUSTE PRAT, JEAN RENÉ	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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