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发明名称
SURFACE ACOUSTIC WAVE BAND-PASS FILTER WITH DIFFERENT PHASE WEIGHTED TRANSDUCERS
摘要
申请公布号
US5087901(A)
申请公布日期
1992.02.11
申请号
US19900490446
申请日期
1990.03.08
申请人
HITACHI, LTD.
发明人
KUROSAWA, KAZUHITO;HIKITA, MITSUTAKA;TABUCHI, TOYOJI;SHIBAGAKI, NOBUHIKO;HIRASHIMA, TETSUYA
分类号
H03H9/145;H03H9/64
主分类号
H03H9/145
代理机构
代理人
主权项
地址
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