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发明名称
AUTOMATIC BRAKE SLACK ADJUSTOR FOR A RAILROAD CAR BRAKE RIGGING
摘要
申请公布号
CA486499(A)
申请公布日期
1952.09.16
申请号
CAD486499
申请日期
申请人
WILLIAM JOSEPH SOCKELL
发明人
WILLIAM JOSEPH SOCKELL
分类号
主分类号
代理机构
代理人
主权项
地址
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