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发明名称
RINGER OUTPUT CONTROL CIRCUIT
摘要
申请公布号
JPH04186948(A)
申请公布日期
1992.07.03
申请号
JP19900314344
申请日期
1990.11.21
申请人
OKI ELECTRIC IND CO LTD
发明人
TSUNODA KATSUJI
分类号
H04M1/00;H04M3/02
主分类号
H04M1/00
代理机构
代理人
主权项
地址
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