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发明名称
Improvements in or relating to coiled electrical heating elements
摘要
申请公布号
GB685500(A)
申请公布日期
1953.01.07
申请号
GB19510004409
申请日期
1951.02.23
申请人
JAMES ARTHUR REAVELL
发明人
分类号
H05B3/00
主分类号
H05B3/00
代理机构
代理人
主权项
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