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发明名称
HEARTH TYPE FURNACES
摘要
申请公布号
CA504052(A)
申请公布日期
1954.06.29
申请号
CAD504052
申请日期
申请人
HENRY W. BEECHER
发明人
HENRY W. BEECHER
分类号
主分类号
代理机构
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