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发明名称
HEARING AID
摘要
申请公布号
SU895437(A1)
申请公布日期
1982.01.07
申请号
SU19802929192
申请日期
1980.05.21
申请人
2-J MO G MED I IM. N.I.PIROGOVA
发明人
BOGOMILSKIJ MIKHAIL R,SU;IVENSKIJ YURIJ D,SU
分类号
A61F11/04;(IPC1-7):A61F11/04
主分类号
A61F11/04
代理机构
代理人
主权项
地址
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