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发明名称
Magnetic track brake system
摘要
申请公布号
US2176748(A)
申请公布日期
1939.10.17
申请号
US19360064297
申请日期
1936.02.17
申请人
THE CINCINNATI TRACTION BUILDING CO.
发明人
SCHOEPF THEODORE H.;RITCHIE DAVID M.
分类号
B61H7/08
主分类号
B61H7/08
代理机构
代理人
主权项
地址
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