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经营范围
发明名称
Improvements in or relating to electrical condensers
摘要
申请公布号
GB335330(A)
申请公布日期
1930.09.25
申请号
GB19290024441
申请日期
1929.08.09
申请人
GRIGSBY, GRUNOW CO.
发明人
分类号
H01G2/12
主分类号
H01G2/12
代理机构
代理人
主权项
地址
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