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发明名称
ELEKTRONISCHES FILTER
摘要
申请公布号
DE3142009(A1)
申请公布日期
1982.05.27
申请号
DE19813142009
申请日期
1981.10.22
申请人
GEOSOURCE INC.
发明人
W. MAYO,FRANKLIN;A. SMITHER,MILES
分类号
H03H11/04;H03H11/08;H03H19/00;(IPC1-7):H03H19/00;G01V1/28;H03H11/12
主分类号
H03H11/04
代理机构
代理人
主权项
地址
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