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经营范围
发明名称
Railway brake mechanism
摘要
申请公布号
US2088486(A)
申请公布日期
1937.07.27
申请号
US19360089650
申请日期
1936.07.08
申请人
THE CINCINNATI TRACTION BUILDING COMPANY
发明人
SCHOEPF THEODORE H.;RITCHIE DAVID M.
分类号
B61H11/00
主分类号
B61H11/00
代理机构
代理人
主权项
地址
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