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经营范围
发明名称
AUDIBLE CALLING SIGNAL PREPARING EQUIPMENT
摘要
申请公布号
JPH09172472(A)
申请公布日期
1997.06.30
申请号
JP19950330186
申请日期
1995.12.19
申请人
NIPPON DENKI IDO TSUSHIN KK
发明人
OKUYAMA SATORU
分类号
H04M1/00;(IPC1-7):H04M1/00
主分类号
H04M1/00
代理机构
代理人
主权项
地址
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