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发明名称
TELEVISION TELEPHONE SET
摘要
申请公布号
JPH01220938(A)
申请公布日期
1989.09.04
申请号
JP19880044464
申请日期
1988.02.29
申请人
NEC ENG LTD
发明人
ICHIKAWA YOSHIAKI
分类号
H04N7/14;H04M1/274;H04M1/2745
主分类号
H04N7/14
代理机构
代理人
主权项
地址
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