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发明名称
Loading chute for trucks
摘要
申请公布号
US2779489(A)
申请公布日期
1957.01.29
申请号
US19540469819
申请日期
1954.11.18
申请人
AARON BOOM
发明人
BOOM AARON
分类号
B65G69/28
主分类号
B65G69/28
代理机构
代理人
主权项
地址
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