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发明名称
Apparatus for delivering charges of material
摘要
申请公布号
US2485018(A)
申请公布日期
1949.10.18
申请号
US19440565141
申请日期
1944.11.25
申请人
ALUMINUM COMPANY
发明人
SMITH ARTHUR D.
分类号
F27D3/00;F27D3/12
主分类号
F27D3/00
代理机构
代理人
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地址
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