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发明名称
APERFEICOAMENTOS EM DISPOSITIVOS DE CILINDRO DE FREIO
摘要
申请公布号
BR7706159(A)
申请公布日期
1979.04.10
申请号
BR19770006159
申请日期
1977.09.15
申请人
WESTINGHOUSE AIR BRAKE CO
发明人
FRANIA J;LEHNERT E
分类号
F16D65/66;(IPC1-7):F16D65/66
主分类号
F16D65/66
代理机构
代理人
主权项
地址
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