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发明名称
LOUDSPEAKING INFORMATION COMMUNICATION SYSTEM
摘要
申请公布号
JPH0993166(A)
申请公布日期
1997.04.04
申请号
JP19950249284
申请日期
1995.09.27
申请人
KYOCERA CORP
发明人
KUSANO YOSHIMASA
分类号
H04B3/23;H03H21/00;(IPC1-7):H04B3/23
主分类号
H04B3/23
代理机构
代理人
主权项
地址
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