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发明名称
INTERPHONE WITH BIDIRECTIONAL VIDEO MONITOR
摘要
申请公布号
JPH04207888(A)
申请公布日期
1992.07.29
申请号
JP19900340451
申请日期
1990.11.30
申请人
MATSUSHITA ELECTRIC WORKS LTD
发明人
SUZUKI MUNEO
分类号
H04N5/225;H04N7/14;H04N7/18
主分类号
H04N5/225
代理机构
代理人
主权项
地址
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