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发明名称
TELEPHONE INTERRUPTION CONNECTING METHOD FOR VIDEOTEX SYSTEM
摘要
申请公布号
JPH01251948(A)
申请公布日期
1989.10.06
申请号
JP19880076229
申请日期
1988.03.31
申请人
NEC HOME ELECTRON LTD
发明人
UEDA HIROAKI
分类号
H04N7/173;H04M11/00
主分类号
H04N7/173
代理机构
代理人
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地址
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