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经营范围
发明名称
Improvements in or relating to the treatment of insulating oils
摘要
申请公布号
GB360867(A)
申请公布日期
1931.11.11
申请号
GB19300013799
申请日期
1930.05.05
申请人
SOCIETE ANONYME DES PROCEDES R. AUDUBERT (S.A.P.R.A.)
发明人
分类号
H01B3/20
主分类号
H01B3/20
代理机构
代理人
主权项
地址
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