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经营范围
发明名称
SURFACE ACOUSTIC WAVE FILTER
摘要
申请公布号
JPH02124613(A)
申请公布日期
1990.05.11
申请号
JP19880278904
申请日期
1988.11.02
申请人
NEC CORP
发明人
YAMAMOTO TAIJI
分类号
H03H9/145
主分类号
H03H9/145
代理机构
代理人
主权项
地址
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