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发明名称
CALL SIGNAL SUPPLY CIRCUIT
摘要
申请公布号
JPH04172742(A)
申请公布日期
1992.06.19
申请号
JP19900299785
申请日期
1990.11.07
申请人
FUJITSU LTD
发明人
TAKATO KENJI;KINOSHITA KAZUMI;KOSAKO TAICHI
分类号
H04M3/02
主分类号
H04M3/02
代理机构
代理人
主权项
地址
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