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经营范围
发明名称
Heating unit for electrically energized cookers
摘要
申请公布号
US2508357(A)
申请公布日期
1950.05.23
申请号
US19470769396
申请日期
1947.08.19
申请人
BUTLER AMES
发明人
AMES BUTLER
分类号
H05B3/68
主分类号
H05B3/68
代理机构
代理人
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