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发明名称
SPRECHHILFEGERAET FUER KEHLKOPFOPERIERTE
摘要
申请公布号
ATA220486(A)
申请公布日期
1990.03.15
申请号
AT19860002204
申请日期
1986.08.14
申请人
DR. KUHN & CO. GMBH
发明人
GRIEBEL PETER DIPL.ING.
分类号
A61F2/20;(IPC1-7):H04R3/00
主分类号
A61F2/20
代理机构
代理人
主权项
地址
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