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发明名称
Improvements in pin type electric insulators
摘要
申请公布号
GB339883(A)
申请公布日期
1930.12.18
申请号
GB19300005405
申请日期
1930.02.18
申请人
PORZELLANFABRIK PH. ROSENTHAL & CO. AKTIENGESELLSCHAFT
发明人
分类号
H01B17/20
主分类号
H01B17/20
代理机构
代理人
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