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经营范围
发明名称
Locomotive booster
摘要
申请公布号
US1773214(A)
申请公布日期
1930.08.19
申请号
US19240754331
申请日期
1924.12.06
申请人
THE SYMINGTON COMPANY
发明人
ANDERSON GUSTAF A.
分类号
B61C15/02
主分类号
B61C15/02
代理机构
代理人
主权项
地址
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