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发明名称
IMPIANTO TELEFONICO PER EFFETTUARE CONVERSAZIONI BIDIREZIONALI A DISTANZA
摘要
申请公布号
ITMO20000015(A1)
申请公布日期
2001.08.08
申请号
IT2000MO00015
申请日期
2000.02.08
申请人
VANDELLI SAURO
发明人
VANDELLI SAURO
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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