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发明名称
AIR DIRECTORS FOR FURNACES
摘要
申请公布号
CA468268(A)
申请公布日期
1950.09.19
申请号
CAD468268
申请日期
申请人
WALLSEND SLIPWAY AND ENGINEERING COMPANY LIMITED
发明人
ALFRED GEORGE DOBBS
分类号
主分类号
代理机构
代理人
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