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经营范围
发明名称
AUTOMATIC ANSWERING TELEPHONE SYSTEM
摘要
申请公布号
JPH04132352(A)
申请公布日期
1992.05.06
申请号
JP19900253981
申请日期
1990.09.21
申请人
TOSHIBA CORP
发明人
SUNAGA SADAJI
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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