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发明名称
Loading device
摘要
申请公布号
US2119139(A)
申请公布日期
1938.05.31
申请号
US19370160678
申请日期
1937.08.24
申请人
AMERICAN DEVICES, INCORPORATED
发明人
OWEN JAMES EDWARD;BRYSON GEORGE WALTER
分类号
E02F3/342
主分类号
E02F3/342
代理机构
代理人
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地址
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