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发明名称
Improvements in electric cables
摘要
申请公布号
GB537511(A)
申请公布日期
1941.06.25
申请号
GB19390032267
申请日期
1939.12.14
申请人
JOHN GRAY
发明人
分类号
H01B7/295
主分类号
H01B7/295
代理机构
代理人
主权项
地址
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