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经营范围
发明名称
TELEPHONE SET DIAL ORIGINATION REGULATING CIRCUIT
摘要
申请公布号
JPH01194637(A)
申请公布日期
1989.08.04
申请号
JP19880017138
申请日期
1988.01.29
申请人
NEC CORP;NEC ENG LTD
发明人
SUDA TOMOJI;AKASHI KENICHI
分类号
H04M1/27
主分类号
H04M1/27
代理机构
代理人
主权项
地址
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