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发明名称
MANUFACTURE OF FRONT FACE DECORATION BOARD FOR SPEAKER
摘要
申请公布号
JPH02256397(A)
申请公布日期
1990.10.17
申请号
JP19890017864
申请日期
1989.01.27
申请人
ONKYO CORP
发明人
KAWABATA KENJI;TAKAHASHI YOZO;TAKENAKA HARUO;OKI KENICHI;TOYOFUKU KENICHIRO
分类号
C23F1/00;H04R1/02
主分类号
C23F1/00
代理机构
代理人
主权项
地址
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