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发明名称
MAGNETIC CIRCUIT OF LOUDSPEAKER
摘要
申请公布号
JPH1127793(A)
申请公布日期
1999.01.29
申请号
JP19970174761
申请日期
1997.06.30
申请人
RATSUKUSU KK
发明人
IIDA KATSUHIKO
分类号
H04R9/02;(IPC1-7):H04R9/02
主分类号
H04R9/02
代理机构
代理人
主权项
地址
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