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发明名称
TELEPHONE SET
摘要
申请公布号
JPH02264545(A)
申请公布日期
1990.10.29
申请号
JP19890085150
申请日期
1989.04.04
申请人
NEC CORP
发明人
TSUKAMOTO YUJI
分类号
H04M1/272;H04M1/2755;(IPC1-7):H04M1/272
主分类号
H04M1/272
代理机构
代理人
主权项
地址
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