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发明名称
Kier
摘要
申请公布号
US1904921(A)
申请公布日期
1933.04.18
申请号
US19310524438
申请日期
1931.03.23
申请人
RODNEY HUNT MACHINE COMPANY
发明人
JEFFERSON EUGENE D.
分类号
D06B5/00
主分类号
D06B5/00
代理机构
代理人
主权项
地址
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