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发明名称
INTER-MULTI-POINT VIDEO CONFERENCE METHOD
摘要
申请公布号
JPH02302159(A)
申请公布日期
1990.12.14
申请号
JP19890121508
申请日期
1989.05.17
申请人
HITACHI LTD
发明人
KOMATSU AYAFUMI;SUGANO MINORU
分类号
H04M3/56
主分类号
H04M3/56
代理机构
代理人
主权项
地址
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