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经营范围
发明名称
Tobacco pipe
摘要
申请公布号
US2548297(A)
申请公布日期
1951.04.10
申请号
US19470770443
申请日期
1947.08.25
申请人
BRISTOL STEEL & IRON WORKS, INC.
发明人
FERGUSON ROBERT O.
分类号
A24F5/04
主分类号
A24F5/04
代理机构
代理人
主权项
地址
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