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发明名称
Air and fuel preheating oil burner
摘要
申请公布号
US2361871(A)
申请公布日期
1944.10.31
申请号
US19420447860
申请日期
1942.06.20
申请人
WILLIAM ROBERTS
发明人
ROBERTS WILLIAM
分类号
F23D11/44
主分类号
F23D11/44
代理机构
代理人
主权项
地址
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