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发明名称
KEY TELEPHONE SYSTEM
摘要
申请公布号
JPH04185094(A)
申请公布日期
1992.07.01
申请号
JP19900314636
申请日期
1990.11.20
申请人
TOSHIBA CORP
发明人
AOKI TAKASHI
分类号
H04Q3/58;H04M3/00;H04M9/00;H04M11/06;H04Q3/62
主分类号
H04Q3/58
代理机构
代理人
主权项
地址
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