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发明名称
AKUSTISKT ELEMENT.
摘要
申请公布号
FI910520(A)
申请公布日期
1992.08.05
申请号
FI19910000520
申请日期
1991.02.04
申请人
KIRJAVAINEN, KARI JOHANNES
发明人
KIRJAVAINEN, KARI JOHANNES
分类号
H04R;(IPC1-7):H04R/
主分类号
H04R
代理机构
代理人
主权项
地址
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