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发明名称
Log retaining and unloading device
摘要
申请公布号
US1888973(A)
申请公布日期
1932.11.29
申请号
US19310560484
申请日期
1931.08.31
申请人
ROY COOPER THOMAS LE
发明人
COOPER THOMAS LE ROY
分类号
B61D3/08
主分类号
B61D3/08
代理机构
代理人
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