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发明名称
VALVE MECHANISM
摘要
申请公布号
CA441470(A)
申请公布日期
1947.05.20
申请号
CAD441470
申请日期
申请人
BENDIX-WESTINGHOUSE AUTOMOTIVE AIR BRAKE COMPANY
发明人
ELLERY R. FITCH
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主分类号
代理机构
代理人
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