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发明名称
Means for loading trailers onto railway cars
摘要
申请公布号
US3047904(A)
申请公布日期
1962.08.07
申请号
US19600063383
申请日期
1960.10.18
申请人
MACDOUALD JOHN G
发明人
MACDOUALD JOHN G.
分类号
B61D47/00
主分类号
B61D47/00
代理机构
代理人
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地址
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