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经营范围
发明名称
ELASTIC SURFACE WAVE ELEMENT
摘要
申请公布号
JPS549554(A)
申请公布日期
1979.01.24
申请号
JP19770075116
申请日期
1977.06.24
申请人
GEN CORP
发明人
TANAKA KEISUKE
分类号
H03H9/145;H01L41/00;H03H3/08;H03H9/00
主分类号
H03H9/145
代理机构
代理人
主权项
地址
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