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发明名称
ELECTRICAL RELAY ARMATURE ASSEMBLY
摘要
申请公布号
CA681211(A)
申请公布日期
1964.03.03
申请号
CAD681211
申请日期
申请人
WESTINGHOUSE AIR BRAKE COMPANY
发明人
RICHARD C. HESS
分类号
主分类号
代理机构
代理人
主权项
地址
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