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经营范围
发明名称
Improvements in or relating to electrical heating elements
摘要
申请公布号
GB684262(A)
申请公布日期
1952.12.17
申请号
GB19500009374
申请日期
1950.04.17
申请人
BRITISH NATIONAL ELECTRICS LIMITED;HORACE JAMES GOLLINS
发明人
分类号
H05B3/32
主分类号
H05B3/32
代理机构
代理人
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