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经营范围
发明名称
Improvements in or relating to electric insulators
摘要
申请公布号
GB402689(A)
申请公布日期
1933.12.07
申请号
GB19330017226
申请日期
1933.06.16
申请人
L'ELECTRO-VERRE
发明人
分类号
H01B17/02
主分类号
H01B17/02
代理机构
代理人
主权项
地址
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