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发明名称
Electrical/mechanical/sound converter and apparatus of electrical/mechanical/sound conversion.
摘要
申请公布号
HK1030898(A1)
申请公布日期
2005.06.10
申请号
HK20010101958
申请日期
2001.03.19
申请人
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
发明人
MITSUTAKA ENOMOTO;MASAKUNI HIRATA;TAKANORI FUKUYAMA;MITSUKAZU KUZE
分类号
B06B1/02;B06B1/04;G10K9/12;H04M19/04;(IPC1-7):B06B
主分类号
B06B1/02
代理机构
代理人
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地址
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