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发明名称
VIDEO TELEPHONE SET
摘要
申请公布号
JPH0433488(A)
申请公布日期
1992.02.04
申请号
JP19900138486
申请日期
1990.05.30
申请人
HITACHI COMMUN SYST INC
发明人
KAWAI TAKAHIRO;HATA MIKIHIKO
分类号
H04N7/14;H04M11/06
主分类号
H04N7/14
代理机构
代理人
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地址
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