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发明名称
ELECTROSTATICASOUND CONVERTER
摘要
申请公布号
HU185860(B)
申请公布日期
1985.04.28
申请号
HU19810000519
申请日期
1981.03.03
申请人
BULGARSKO RADIO,BG
发明人
KANTSCHEV,PETER K.,BG
分类号
H04R19/00;(IPC1-7):H04R19/00
主分类号
H04R19/00
代理机构
代理人
主权项
地址
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