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发明名称
CONFERENCE TALKING EQUIPMENT
摘要
申请公布号
JPH0758860(A)
申请公布日期
1995.03.03
申请号
JP19930198558
申请日期
1993.08.10
申请人
NEC CORP
发明人
FUJIHASHI YUICHIRO
分类号
H04M3/42;H04M3/56;(IPC1-7):H04M3/56
主分类号
H04M3/42
代理机构
代理人
主权项
地址
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