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发明名称
Immersion heater
摘要
申请公布号
US2556984(A)
申请公布日期
1951.06.12
申请号
US19460647522
申请日期
1946.02.14
申请人
E. I. DU PONT DE NEMOURS & COMPANY
发明人
SMITH FRANK E.
分类号
F23C3/00;F24H1/00
主分类号
F23C3/00
代理机构
代理人
主权项
地址
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