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发明名称
ACOUSTIC AMPLIFIER
摘要
申请公布号
PL274885(A2)
申请公布日期
1989.08.07
申请号
PL19880274885
申请日期
1988.09.23
申请人
WROBLEWSKA DANIELA;BARABAS ANDRZEJ;OGOLNOKRAJOWE WIELOBRANZOWE PR
发明人
WROBLEWSKA DANIELA;BARABAS ANDRZEJ
分类号
H03F;(IPC1-7):H03F/
主分类号
H03F
代理机构
代理人
主权项
地址
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