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发明名称
SOUND VOLUME INDICATING APPARATUS
摘要
申请公布号
JPH11337397(A)
申请公布日期
1999.12.10
申请号
JP19980145619
申请日期
1998.05.27
申请人
NIPPON HOSO KYOKAI <NHK>
发明人
KUROZUMI KOICHI;TSUKAHARA TAKANORI
分类号
G01H3/14;(IPC1-7):G01H3/14
主分类号
G01H3/14
代理机构
代理人
主权项
地址
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