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经营范围
发明名称
Immersion heater
摘要
申请公布号
GB2074711(A)
申请公布日期
1981.11.04
申请号
GB19810006991
申请日期
1981.03.05
申请人
HUTCHINS E
发明人
分类号
F24H1/20;F28D1/02;(IPC1-7):F28D1/04
主分类号
F24H1/20
代理机构
代理人
主权项
地址
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