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经营范围
发明名称
Insulating bat
摘要
申请公布号
US1890906(A)
申请公布日期
1932.12.13
申请号
US19300441369
申请日期
1930.04.03
申请人
THE UPSON COMPANY
发明人
HARNEY FRANCIS W.
分类号
D21J1/16
主分类号
D21J1/16
代理机构
代理人
主权项
地址
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