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经营范围
发明名称
AUTOMATIC ANSWERING TELEPHONE SYSTEM
摘要
申请公布号
JPH04192854(A)
申请公布日期
1992.07.13
申请号
JP19900324009
申请日期
1990.11.27
申请人
IWATSU ELECTRIC CO LTD;NIPPON TELEGR & TELEPH CORP <NTT>
发明人
SUZUKI HITOSHI;TANAKA TORU;OBA TAKEO;SHINOHARA MAMORU;NITO MASAKI
分类号
H04M1/65
主分类号
H04M1/65
代理机构
代理人
主权项
地址
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