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发明名称
Carriage for spike drivers
摘要
申请公布号
US1880338(A)
申请公布日期
1932.10.04
申请号
US19290413637
申请日期
1929.12.12
申请人
INGERSOLLRAND COMPANY
发明人
BENSON IRVING NELSON
分类号
E01B29/26
主分类号
E01B29/26
代理机构
代理人
主权项
地址
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