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经营范围
发明名称
ELASTIC SURFACE WAVE FILTER
摘要
申请公布号
JPS5410627(A)
申请公布日期
1979.01.26
申请号
JP19770075589
申请日期
1977.06.27
申请人
HITACHI LTD
发明人
OGINO MASANORI
分类号
H04N5/21;H03H3/08;H03H9/00;H03H9/64;H04N5/44;H04N9/77
主分类号
H04N5/21
代理机构
代理人
主权项
地址
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