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经营范围
发明名称
Sander valve
摘要
申请公布号
US2035533(A)
申请公布日期
1936.03.31
申请号
US19340716386
申请日期
1934.03.19
申请人
THE NEW YORK AIR BRAKE COMPANY
发明人
CAMPBELL CHARLES A.
分类号
B60B39/08
主分类号
B60B39/08
代理机构
代理人
主权项
地址
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