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发明名称
Furnace grate structure, including ash removal means
摘要
申请公布号
US2568657(A)
申请公布日期
1951.09.18
申请号
US19470791859
申请日期
1947.12.15
申请人
PFAU WILLIAM F
发明人
PFAU WILLIAM F.
分类号
F23J1/00
主分类号
F23J1/00
代理机构
代理人
主权项
地址
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