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发明名称
COLOR VIDEO DOORPHONE SYSTEM
摘要
申请公布号
JPH11215486(A)
申请公布日期
1999.08.06
申请号
JP19980015463
申请日期
1998.01.28
申请人
AIPHONE CO LTD
发明人
ONO MASAHIRO
分类号
G03B7/091;H04N5/225;H04N7/18;(IPC1-7):H04N7/18
主分类号
G03B7/091
代理机构
代理人
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