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发明名称
PRESSURE CONTROL AND EXHAUST VALVE FOR FLUID-PRESSURE-OPERATED RAILWAY DUMP CARS
摘要
申请公布号
CA323746(A)
申请公布日期
1932.06.28
申请号
CAD323746
申请日期
申请人
THE PRESSED STEEL CAR COMPANY
发明人
JOHN PROSSER ANDERSON
分类号
主分类号
代理机构
代理人
主权项
地址
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