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发明名称
Improvements in or relating to pedestals for colliery corves or mine cars
摘要
申请公布号
GB699009(A)
申请公布日期
1953.10.28
申请号
GB19520013476
申请日期
1952.05.28
申请人
WILLIAM COOK COLLINS
发明人
分类号
B61D11/00
主分类号
B61D11/00
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