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发明名称
IMPIANTO CITOFONICO CON UNA STAZIONE DA PORTA E ALMENO UN POSTO TELEFONICO INTERNO
摘要
申请公布号
ITMI922061(D0)
申请公布日期
1992.09.04
申请号
IT1992MI02061
申请日期
1992.09.04
申请人
RITTO WERK
发明人
ACHENBACH HEINZ
分类号
H04M11/02
主分类号
H04M11/02
代理机构
代理人
主权项
地址
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