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经营范围
发明名称
Oil burner
摘要
申请公布号
US2150909(A)
申请公布日期
1939.03.21
申请号
US19360098849
申请日期
1936.09.01
申请人
CAMPBELL ROBERT A
发明人
CAMPBELL ROBERT A.
分类号
F23D5/00
主分类号
F23D5/00
代理机构
代理人
主权项
地址
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