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经营范围
发明名称
Elemento calentador eléctrico.
摘要
申请公布号
ES15034(Y)
申请公布日期
1947.11.16
申请号
ES19340000150U
申请日期
1947.05.09
申请人
DULRAE PATENTS, LIMITED;WILLIAM HENRY STEELE
发明人
分类号
主分类号
代理机构
代理人
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