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发明名称
Door spindle lock nut
摘要
申请公布号
US1821682(A)
申请公布日期
1931.09.01
申请号
US19310507066
申请日期
1931.01.07
申请人
THE MURRAY CORPORATION OF AMERICA
发明人
WESTROPE FRED J.
分类号
E05B65/20;E05B65/26
主分类号
E05B65/20
代理机构
代理人
主权项
地址
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