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发明名称
RAIL ANCHOR WITH IMPROVED STRIKING FACE
摘要
申请公布号
CA512322(A)
申请公布日期
1955.04.26
申请号
CAD512322
申请日期
申请人
POOR AND COMPANY
发明人
MAX K. RUPPERT
分类号
主分类号
代理机构
代理人
主权项
地址
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