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发明名称
System for loading and unloading of truck-trailers and railroad cars
摘要
申请公布号
US2843276(A)
申请公布日期
1958.07.15
申请号
US19550508844
申请日期
1955.05.17
申请人
COPELAND CLAUDE L
发明人
COPELAND CLAUDE L.
分类号
B60P7/13;B61D47/00
主分类号
B60P7/13
代理机构
代理人
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地址
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