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发明名称
Furnace door frame structure
摘要
申请公布号
US2674211(A)
申请公布日期
1954.04.06
申请号
US19490134680
申请日期
1949.12.23
申请人
BLAW-KNOX COMPANY
发明人
POTTMEYER EDWARD W.
分类号
F23M7/00
主分类号
F23M7/00
代理机构
代理人
主权项
地址
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