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经营范围
发明名称
Furnace stoker
摘要
申请公布号
US2151574(A)
申请公布日期
1939.03.21
申请号
US19360080117
申请日期
1936.05.16
申请人
L. A. WARD, INC.
发明人
WARD LEONARD A.
分类号
F23K3/00
主分类号
F23K3/00
代理机构
代理人
主权项
地址
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