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经营范围
发明名称
Electric heater
摘要
申请公布号
US2355687(A)
申请公布日期
1944.08.15
申请号
US19410395955
申请日期
1941.05.31
申请人
NORMAN E. COLES
发明人
HISE LESTER E. VAN
分类号
F24H1/10
主分类号
F24H1/10
代理机构
代理人
主权项
地址
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