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经营范围
发明名称
Mining truck rail systems
摘要
申请公布号
GB790784(A)
申请公布日期
1958.02.19
申请号
GB19550008567
申请日期
1955.03.24
申请人
W. H. BARKER & SON ENGINEERS LIMITED
发明人
BARKER WILFRED
分类号
B61B1/00;E21F13/04
主分类号
B61B1/00
代理机构
代理人
主权项
地址
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