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发明名称
Training idler for conveyer belts
摘要
申请公布号
US1833180(A)
申请公布日期
1931.11.24
申请号
US19300466675
申请日期
1930.07.09
申请人
ROBINS CONVEYING BELT COMPANY
发明人
ROBINS SAMUEL DAVIS
分类号
B65G39/071
主分类号
B65G39/071
代理机构
代理人
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