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发明名称
VOICE CALLING CIRCUIT
摘要
申请公布号
JPH0262150(A)
申请公布日期
1990.03.02
申请号
JP19880213883
申请日期
1988.08.29
申请人
NEC CORP
发明人
NAKAMURA HIROSHI
分类号
H04M3/56;H04M3/02
主分类号
H04M3/56
代理机构
代理人
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地址
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