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经营范围
发明名称
Heater for lubricants
摘要
申请公布号
US2560795(A)
申请公布日期
1951.07.17
申请号
US19480066104
申请日期
1948.12.18
申请人
HARRIS DALE E
发明人
HARRIS DALE E.
分类号
F16N39/04
主分类号
F16N39/04
代理机构
代理人
主权项
地址
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