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发明名称
Unloading mechanism
摘要
申请公布号
US1769783(A)
申请公布日期
1930.07.01
申请号
US19230683612
申请日期
1923.12.31
申请人
SULLIVAN MACHINERY COMPANY
发明人
HOLDSWORTH FRED D.
分类号
F04B49/03
主分类号
F04B49/03
代理机构
代理人
主权项
地址
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