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发明名称
N UND LAUTSPRECHERMEMBRAN HERGESTELLT NACH DIESEM VERFAHREN UND LAUTSPRECHER MIT ANWENDUNG EINER SOLCHEN MEMBRAN
摘要
申请公布号
DE69939361(D1)
申请公布日期
2008.10.02
申请号
DE19996039361
申请日期
1999.06.11
申请人
MATSUSHITA ELECTRIC INDUSTRIAL CO. LTD.
发明人
SATO, HITOSHI;MIZONE, SINYA;IKEDA, KIYOSHI;YAMAZAKI, HIROKO
分类号
H04R7/02;H04R31/00
主分类号
H04R7/02
代理机构
代理人
主权项
地址
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