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经营范围
发明名称
CONMUTADORES TELEFONICOS GIRATORIOS.
摘要
申请公布号
ES175637(Y)
申请公布日期
1973.01.01
申请号
ES19710175637U
申请日期
1971.12.23
申请人
STANDARD ELECTRICA, S. A.
发明人
分类号
H04M
主分类号
H04M
代理机构
代理人
主权项
地址
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