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经营范围
发明名称
ELASTIC SURFACE WAVE DEVICE
摘要
申请公布号
JPS53136937(A)
申请公布日期
1978.11.29
申请号
JP19770051858
申请日期
1977.05.06
申请人
MITSUMI ELECTRIC CO
发明人
SAKAMOTO NAOSHI
分类号
H03H9/25;H01L41/00;H03H3/08;H03H9/00
主分类号
H03H9/25
代理机构
代理人
主权项
地址
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