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发明名称
PIEZOELECTRIC SPEAKER FOR PLANE TELEVISION
摘要
申请公布号
JPH0279687(A)
申请公布日期
1990.03.20
申请号
JP19880232799
申请日期
1988.09.16
申请人
MURATA MFG CO LTD
发明人
TAKASHIMA SHIGEHIRO;KAKEHI RYUSEKI;KURONAKA HIROSHI
分类号
H04R17/00;H04N5/64
主分类号
H04R17/00
代理机构
代理人
主权项
地址
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