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经营范围
发明名称
RAILWAY CAR TRUCK
摘要
申请公布号
CA386149(A)
申请公布日期
1940.01.09
申请号
CAD386149
申请日期
申请人
AMERICAN STEEL FOUNDRIES
发明人
WILLIAM C. HEDGCOCK
分类号
主分类号
代理机构
代理人
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