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经营范围
发明名称
Tunable circuit, particularly for high frequencies
摘要
申请公布号
US2957984(A)
申请公布日期
1960.10.25
申请号
US19580716613
申请日期
1958.02.21
申请人
SVENSKA AKTIEBOLAGET GASACCUMNLATOR
发明人
GRANQVIST CARL-ERIK
分类号
H03H5/02
主分类号
H03H5/02
代理机构
代理人
主权项
地址
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