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经营范围
发明名称
Wireless door telephone
摘要
申请公布号
EP1587293(B1)
申请公布日期
2008.10.22
申请号
EP20050008392
申请日期
2005.04.18
申请人
RITTO GMBH & CO.KG
发明人
NEUMANN, UDO
分类号
H04M9/00
主分类号
H04M9/00
代理机构
代理人
主权项
地址
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