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发明名称
Belt drive
摘要
申请公布号
US1978582(A)
申请公布日期
1934.10.30
申请号
US19300428922
申请日期
1930.02.17
申请人
DAIN MANUFACTURING COMPANY OF IOWA
发明人
JONES FRANK D.
分类号
A01F12/56
主分类号
A01F12/56
代理机构
代理人
主权项
地址
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