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经营范围
发明名称
Electric heating element
摘要
申请公布号
US2181484(A)
申请公布日期
1939.11.28
申请号
US19370120253
申请日期
1937.01.12
申请人
REFINOIL MANUFACTURING CORPORATION
发明人
HARRIS WILLIAM D.
分类号
H05B3/82
主分类号
H05B3/82
代理机构
代理人
主权项
地址
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