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发明名称
CAIXA ACUSTICA PARA EMBUTIR EM PAREDES
摘要
申请公布号
BR6101063(U)
申请公布日期
1981.12.01
申请号
BR19810001063U
申请日期
1981.08.05
申请人
TELEPORT INDUSTRIA E COMERCIO METALURGICA LTD
发明人
NARDINI C
分类号
H04R1/02;(IPC1-7):H04R1/02
主分类号
H04R1/02
代理机构
代理人
主权项
地址
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