INTERFONO DUPLEX PARA CASCOS.,申请号ES19900002426U-传众专利搜索

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发明名称	INTERFONO DUPLEX PARA CASCOS.
摘要
申请公布号	ES242690(Y)	申请公布日期	1980.01.01
申请号	ES19900002426U	申请日期	1979.04.11
申请人		发明人
分类号	A42B3/30;A42B3/00;H04B1/3822;(IPC1-7):42B3/00	主分类号	A42B3/30
代理机构		代理人
主权项
地址

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