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发明名称
Sound emitting apparatus
摘要
申请公布号
CZ20000373(A3)
申请公布日期
2000.06.14
申请号
CZ20000000373
申请日期
1998.07.30
申请人
NEW TRANSDUCERS LIMITED
发明人
BANK GRAHAM;AZIMA HENRY;COLLOMS MARTIN;HARRIS NEIL
分类号
H04R1/40;H04R3/12;(IPC1-7):H04R1/40
主分类号
H04R1/40
代理机构
代理人
主权项
地址
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