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发明名称
SURFACE ACOUSTIC WAVE DEVICE
摘要
申请公布号
JPH02186708(A)
申请公布日期
1990.07.23
申请号
JP19890004908
申请日期
1989.01.13
申请人
NEC CORP
发明人
YAMADA YOSHIHIRO
分类号
H03H9/44
主分类号
H03H9/44
代理机构
代理人
主权项
地址
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