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发明名称
Protection valve device
摘要
申请公布号
US2290983(A)
申请公布日期
1942.07.28
申请号
US19410391131
申请日期
1941.04.30
申请人
THE WESTINGHOUSE AIR BRAKE COMPANY
发明人
MCCLURE GLENN T.
分类号
H01H33/56
主分类号
H01H33/56
代理机构
代理人
主权项
地址
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