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发明名称
DISCRIMINADOR DE LINHA TELEFONICA
摘要
申请公布号
BR6101296(U)
申请公布日期
1981.12.08
申请号
BR19810001296U
申请日期
1981.09.11
申请人
H D L PRODUTOS ELETRONICOS INDUSTRIA E CO LTD
发明人
DE LUCA L
分类号
H04M1/66;(IPC1-7):H04M1/66
主分类号
H04M1/66
代理机构
代理人
主权项
地址
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