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发明名称
Improvements in electric immersion heaters
摘要
申请公布号
GB323385(A)
申请公布日期
1930.01.02
申请号
GB19290002018
申请日期
1929.01.21
申请人
FRIEDRICH ARTHUR KIRSTEN
发明人
分类号
H05B3/80
主分类号
H05B3/80
代理机构
代理人
主权项
地址
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