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发明名称
SPEAKER BOX
摘要
申请公布号
JPS6423700(A)
申请公布日期
1989.01.26
申请号
JP19870178714
申请日期
1987.07.17
申请人
FOSTER ELECTRIC CO LTD;NIPPON STEEL CORP
发明人
ICHIKAWA SHUICHI;ENDO HIROSHI
分类号
H04R1/02;H04R1/00
主分类号
H04R1/02
代理机构
代理人
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