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发明名称
SWITCH POINT LOCKING DEVICE
摘要
申请公布号
CA401609(A)
申请公布日期
1941.12.23
申请号
CAD401609
申请日期
申请人
THE AMERICAN BRAKE SHOE AND FOUNDRY COMPANY
发明人
ALBERT FRANCIS HUBER
分类号
主分类号
代理机构
代理人
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