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发明名称
Avstämbart bandfilter
摘要
申请公布号
FI20217(A)
申请公布日期
1944.08.26
申请号
FID20217
申请日期
1939.10.30
申请人
AGA-BALTIC AB
发明人
WHEELER HAROLD ALDEN
分类号
H03J3/06;(IPC1-7):H03J3/06
主分类号
H03J3/06
代理机构
代理人
主权项
地址
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