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发明名称
RAILWAY VEHICLE TRUCK
摘要
申请公布号
CA312936(A)
申请公布日期
1931.07.07
申请号
CAD312936
申请日期
申请人
ALFRED W. BRUCE
发明人
ALFRED W. BRUCE
分类号
主分类号
代理机构
代理人
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地址
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