Silicone sleeve for the earpieces to improve their adaptability on the auditory canal,申请号IT19900012424-传众专利搜索

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发明名称	Silicone sleeve for the earpieces to improve their adaptability on the auditory canal
摘要
申请公布号	IT1238591(B)	申请公布日期	1993.08.18
申请号	IT19900012424	申请日期	1990.02.20
申请人	OCS OFFICINA COSTRUZIONI STAMPI S.N.C. DI ACCARDO N. & C.	发明人	ACCARDO MARIA LUISA
分类号	A61F;(IPC1-7):A61F	主分类号	A61F
代理机构		代理人
主权项
地址

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