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经营范围
发明名称
WOOFER
摘要
申请公布号
SU1720172(A1)
申请公布日期
1992.03.15
申请号
SU19864093777
申请日期
1986.07.25
申请人
LE I KINOINZHENEROV
发明人
DAVYDOV VLADIMIR V,SU;LOBANOV VALERIJ V,SU
分类号
H04R1/28
主分类号
H04R1/28
代理机构
代理人
主权项
地址
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