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经营范围
发明名称
Hoervorrichtung, insbesondere fuer Schwerhoerige
摘要
申请公布号
DE836555(C)
申请公布日期
1952.04.15
申请号
DE1950B002185
申请日期
1950.02.21
申请人
BLAUPUNKT-WERKE G.M.B.H.
发明人
GABOR THEODOR
分类号
H04R1/10;H04R25/04
主分类号
H04R1/10
代理机构
代理人
主权项
地址
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