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经营范围
发明名称
INTERPHONE SYSTEM
摘要
申请公布号
JPH11136370(A)
申请公布日期
1999.05.21
申请号
JP19970294194
申请日期
1997.10.27
申请人
AIPHONE CO LTD
发明人
MATSUOKA KENJI;FUJITA MINORU
分类号
H04N7/18;H04M9/00;(IPC1-7):H04M9/00
主分类号
H04N7/18
代理机构
代理人
主权项
地址
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