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发明名称
PERFEZIONAMENTO NELLE PIASTRE ESTERNE DELLE PROTESI ACUSTICHE INTRACANALE
摘要
申请公布号
IT8548067(D0)
申请公布日期
1985.05.09
申请号
IT19850048067
申请日期
1985.05.09
申请人
COS.EL.GI. S.P.A.
发明人
GIANNETTI VITTORIO
分类号
H04R25/00;H04R25/02;(IPC1-7):A61F/
主分类号
H04R25/00
代理机构
代理人
主权项
地址
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