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发明名称
Railroad track washer holder for power wrenches
摘要
申请公布号
US2682188(A)
申请公布日期
1954.06.29
申请号
US19520313717
申请日期
1952.10.08
申请人
WOODINGS-VERONA TOOL WORKS
发明人
FERRELL CLIFFORD
分类号
E01B29/24
主分类号
E01B29/24
代理机构
代理人
主权项
地址
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