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经营范围
发明名称
Surface acoustic wave resonator filter
摘要
申请公布号
EP0584761(B2)
申请公布日期
2005.08.31
申请号
EP19930113426
申请日期
1993.08.23
申请人
NRS TECHNOLOGIES INC.
发明人
YAMAMOTO, YASUSHI
分类号
H03H9/64;(IPC1-7):H03H9/64
主分类号
H03H9/64
代理机构
代理人
主权项
地址
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