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发明名称
CASSA ACUSTICA PER BASSE FREQUENZE CON SISTEMA DI RAFFREDAMENTO FORZATO DELL'AMPLIFICATORE
摘要
申请公布号
ITPD920143(D0)
申请公布日期
1992.07.31
申请号
IT1992PD00143
申请日期
1992.07.31
申请人
AUDIOTOP SNC DI A. CASTELLI E C.
发明人
. .
分类号
H04R
主分类号
H04R
代理机构
代理人
主权项
地址
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