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发明名称
Railway car hand brake
摘要
申请公布号
US2152715(A)
申请公布日期
1939.04.04
申请号
US19370154810
申请日期
1937.07.21
申请人
ALOIS WIEDENBAUER
发明人
CLEAVE EDWIN E. VAN
分类号
B61H13/02
主分类号
B61H13/02
代理机构
代理人
主权项
地址
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