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经营范围
发明名称
Durchgangs-Vorrichtung, Netzendgerät und Kommunikationsverfahren
摘要
申请公布号
DE602004003871(D1)
申请公布日期
2007.02.08
申请号
DE20046003871T
申请日期
2004.09.17
申请人
RICOH CO. LTD.
发明人
KAJIWARA, TOMOHITO
分类号
H04L12/66;H04N1/32;H04L29/06;H04N1/00
主分类号
H04L12/66
代理机构
代理人
主权项
地址
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