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经营范围
发明名称
DISPOSITIVO A CODICE
摘要
申请公布号
IT9020863(D0)
申请公布日期
1990.07.05
申请号
IT19900020863
申请日期
1990.07.05
申请人
SIEMENS AG
发明人
分类号
H04L9/12
主分类号
H04L9/12
代理机构
代理人
主权项
地址
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