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发明名称
SPIRAL-FORM RESONATOR FILTER
摘要
申请公布号
JPH06216604(A)
申请公布日期
1994.08.05
申请号
JP19930291946
申请日期
1993.11.22
申请人
L KOO PURODEYUKUTSU OY
发明人
PERUTEI PUURUNEN
分类号
H01P1/20;H01P1/205;H01P7/00;(IPC1-7):H01P1/20
主分类号
H01P1/20
代理机构
代理人
主权项
地址
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