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经营范围
发明名称
AIR BRAKE
摘要
申请公布号
CA418359(A)
申请公布日期
1944.02.08
申请号
CAD418359
申请日期
申请人
THE NEW YORK AIR BRAKE COMPANY
发明人
CHARLES A. CAMPBELL
分类号
主分类号
代理机构
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