PROTETOR PARA OUVIDOS,申请号BR1988MU02825U-传众专利搜索

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发明名称	PROTETOR PARA OUVIDOS
摘要
申请公布号	BR6802825(U)	申请公布日期	1990.08.14
申请号	BR1988MU02825U	申请日期	1988.12.26
申请人	ROGERIO LEEKNINH HESSEL	发明人	ROGERIO LEEKNINH HESSEL
分类号	(IPC1-7):A61F11/02	主分类号	(IPC1-7):A61F11/02
代理机构		代理人
主权项
地址

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