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经营范围
发明名称
Improvements in or relating to variable electrical condensers
摘要
申请公布号
GB422974(A)
申请公布日期
1935.01.23
申请号
GB19330033653
申请日期
1933.11.30
申请人
A. C. COSSOR LIMITED;DOUGLAS GRAEME RENNETT
发明人
分类号
H01G5/38
主分类号
H01G5/38
代理机构
代理人
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地址
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