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发明名称
SIGNAL TRANSMISSION SYSTEM OF KEY TELEPHONE DEVICE
摘要
申请公布号
JPS58198986(A)
申请公布日期
1983.11.19
申请号
JP19820082784
申请日期
1982.05.17
申请人
TAMURA DENKI SEISAKUSHO:KK
发明人
KIKUCHI JIYUNZOU;SUGIURA RIYUUZOU;YAMAMOTO MUTSUHIRO;YOSHIDA TOSHIROU
分类号
H04Q3/58;H04M9/00
主分类号
H04Q3/58
代理机构
代理人
主权项
地址
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