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发明名称
METHOD OF MAKING FIBROUS VIBRATION SHEET
摘要
申请公布号
JPS5391725(A)
申请公布日期
1978.08.11
申请号
JP19770006046
申请日期
1977.01.21
申请人
ONKYO KK
发明人
TAZAWA TADASHI;IKUSHIMA SABUROU
分类号
H04R31/00;D21J5/00;D21J7/00;H04R7/02
主分类号
H04R31/00
代理机构
代理人
主权项
地址
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