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发明名称
KEY TELEPHONE SYSTEM
摘要
申请公布号
JPH0837675(A)
申请公布日期
1996.02.06
申请号
JP19940171106
申请日期
1994.07.22
申请人
HASEGAWA ELECTRIC CO LTD
发明人
KISHI TAKEO
分类号
H04Q3/58;(IPC1-7):H04Q3/58
主分类号
H04Q3/58
代理机构
代理人
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地址
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